Omega Aqua Terra Seamaster Aqua Terra 150M Master Chronometer 41 Armand “Mondo” Duplantis

Reference 220.12.41.21.03.009

Omega Seamaster Aqua Terra 150M Master Chronometer 41 Armand “Mondo” Duplantis

About this watch

The Omega Seamaster Aqua Terra 150M Master Chronometer 41 Armand ‘Mondo’ Duplantis is a masterclass in watchmaking, blending stunning aesthetics with innovative movement and robust functionality. This sporty yet elegant timepiece seamlessly transitions from the boardroom to the beach, making it a perfect companion for any occasion. With its METAS-certified Omega caliber 8900 movement, this watch boasts superior performance and precision, featuring resistance to magnetic fields exceeding 15,000 Gauss. The automatic movement boasts a power reserve of 60 hours, ensuring accurate timekeeping even in the presence of electronic devices. Whether you're timing your next run or checking the date for your next appointment, the Aqua Terra has you covered with its chronometer certification and comfortable stainless steel bracelet. This watch is not just a statement of style and performance; it's an investment in luxury and legacy.
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Key Features

  • Omega caliber 8900 movement
  • METAS-certified for superior precision and resistance to magnetic fields
  • Chronometer certification for accuracy and reliability
  • Stainless steel case with sapphire crystal for scratch-resistance and water-resistance up to 150m
  • Comfortable stainless steel bracelet with lug width of 20mm
  • Automatic movement with power reserve of 60 hours
  • Stunning blue gradient dial with stick/dot indexes and arrow hands

Specifications

Brand
Omega
Family
Aqua Terra
Model
Seamaster Aqua Terra 150M Master Chronometer 41 Armand “Mondo” Duplantis
Reference
220.12.41.21.03.009
Movement
8900
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
Stainless Steel 41mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
150

Current Listings

[WTS] Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Clean!

Omega Aqua Terra 2503.80 - 39mm - Blue Automatic - Clean!

Omega - 2503.80 · $2,650
This Omega Aqua Terra is a blue automatic watch featuring an Omega 2500 movement and stainless steel case.

  • Condition: Fantastic overall condition, minimal scratching, clean crystal and dial
  • Movement: Automatic (Omega 2500)
  • Case Material: Stainless Steel
  • Crystal: Sapphire
Posted at
Feb 23, 2026, 6:19 PM
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[WTS] Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega Seamaster Aqua Terra 150m | Master Co-Axial | 41.5mm | 231.10.42.21.03.003 Blue

Omega - 231.10.42.21.03.003 · $3,350
This Omega Seamaster Aqua Terra Master Co-Axial features a blue dial and 41.5mm case size.

  • Case Size: 41.5mm
  • Bracelet Length: 7.25 inches
Posted at
Feb 23, 2026, 5:11 PM
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[WTS] Omega Seamaster Aqua Terra 150M 38.5mm Blue “Teak” Dial - James Bond Spectre| Ref.231.10.39.21.03.002 | Full Set | Mint Condition

Omega Seamaster Aqua Terra 150M 38.5mm Blue “Teak” Dial - James Bond Spectre| Ref.231.10.39.21.03.002 | Full Set | Mint Condition

Omega - 231.10.39.21.03.002 · $4,150
The Omega Seamaster Aqua Terra 150M reference 231.10.39.21.03.002 is a versatile watch that embodies the perfect blend of sportiness and refinement, featuring a stainless-steel case, bracelet with alternating brushed and polished surfaces, and a blue 'Teak-Concept' dial inspired by luxury sailboats.

  • Condition: Mint Condition
  • Case size: 38.5mm
  • Water resistance: 150m
  • Movement: Omega Co-Axial calibre 8500 (twin-barrel automatic)
Posted at
Feb 23, 2026, 1:33 AM
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[WTS] Omega Aqua Terra 2015 38.5mm 231.10.39.21.02.001 B&P - repost

Omega Aqua Terra 2015 38.5mm 231.10.39.21.02.001 B&P - repost

Omega - 231.10.39.21.02.001 · $3,100
Aqua Terra 2015 model with a 38.5mm case, suitable for everyday wear.

  • Condition: Excellent condition
  • Size: 38.5mm diameter
Posted at
Feb 22, 2026, 12:53 PM
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[WTS] Omega Seamaster Aqua Terra – ‘Blue Wave’ – Gold Accents – Complete

Omega Seamaster Aqua Terra – ‘Blue Wave’ – Gold Accents – Complete

Omega - 23110422103006 · $5,250
A striking Aqua Terra released for a very short period in limited production, featuring a blue dial with wave pattern and 18K yellow gold hands and indexes.

  • Condition: Excellent all-around condition
  • Case size: 41.5mm diameter
  • Bracelet material: stainless steel
  • Movement type: Omega Master Co-Axial calibre 8500
Posted at
Feb 22, 2026, 10:24 AM
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[WTS] Omega Seamaster Aqua Terra 38mm White (220.10.38.20.02.001) – $3,700 Complete Set

Omega Seamaster Aqua Terra 38mm White (220.10.38.20.02.001) – $3,700 Complete Set

Omega - 220.10.38.20.02.001 · $3,700
This Omega Seamaster Aqua Terra is a white/silver 38MM variant, purchased in March 2020 and no longer under warranty.

  • Condition: Excellent with hairline scratches and minor blemishes
  • Originally Retails At: $7,100
  • Box And Booklet Included: true
  • Shipping Cost On Buyer: false
Posted at
Feb 21, 2026, 6:35 PM
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[WTS] Omega Seamaster Aqua Terra 150M - White Dial with Orange Accents - 2025 Full Set - Excellent Condition ($4,600)

Omega Seamaster Aqua Terra 150M - White Dial with Orange Accents - 2025 Full Set - Excellent Condition ($4,600)

Omega - Aqua Terra 150M · $4,600
This Omega Aqua Terra 150M features a white teak-pattern 41 mm dial with orange accents, purchased new in June 2025 and worn lightly.

  • Condition: 9-9.5/10
  • Year: 2025
  • Case size: 41mm
  • Bracelet links: all original
Posted at
Feb 21, 2026, 2:37 PM
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[WTS] Omega Seamaster Aqua Terra 41mm White 220.10.41.21.02.001 2024 Full Set - $5,095

Omega Seamaster Aqua Terra 41mm White 220.10.41.21.02.001 2024 Full Set - $5,095

Omega - 220.10.41.21.02.001 · $5,095
Up for sale is a Omega Seamaster Aqua Terra White, featuring a 41mm size and reference number 220.10.41.21.02.001, manufactured in 2024.

  • Condition: Excellent condition with minimal signs of wear
  • Year: 2024
  • Contents: Watch (full links),Inner & Outer Box,Card Holder,International Warranty Card,Master Chronometer Card,Pictograms Card
  • Shipping: fully insured in the USA through Fedex free of charge within 24 hours of receiving payment
Posted at
Feb 21, 2026, 11:46 AM
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[WTS] Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001

Omega Aqua Terra Shades - 38mm Sandstone - 220.10.38.20.09.001

Omega - 220.10.38.20.09.001 · $3,995
This Omega Seamaster Aqua Terra Shades 'Sandstone' is a watch-only example in good condition with a stunning dial. It's running exceptionally well at approximately +1 second/day with 300+ amplitude.

  • Condition: lightly pre-owned with light, normal wear throughout
  • Size: 38mm diameter
  • Wrist size: varies (shown in photo reel)
  • Movement accuracy: +1 second/day
Posted at
Feb 20, 2026, 6:55 PM
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