Panerai Mare Nostrum Mare Nostrum Steel

Reference PAM00300

About this watch

The Panerai PAM00300 Mare Nostrum Steel is a masterpiece that embodies the essence of Panerai's heritage. This limited-edition watch features a hand-wound chronograph movement, powered by the Panerai caliber OP XXV. The 52mm stainless steel case is a bold statement piece, perfect for both casual and formal events. The sapphire glass adds an extra layer of luxury, ensuring that your watch remains pristine even with daily wear. The black dial strikes a perfect balance between readability and style, while the open case back allows you to admire the intricate workings of the OP XXV movement. With only 99 units produced, this timepiece is a true collector's item, not just for its stunning design but also for its historical significance as a piece of horological art.

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Key Features

Hand-wound chronograph movement
Stainless steel case with sapphire glass
Open case back with intricate OP XXV movement
Limited edition of 99 units produced in 2010
Chronograph function with column wheel design
Large diameter of 52mm and lug width of 27mm
30 meter water resistance

Specifications

Brand

Panerai

Family

Mare Nostrum

Model

Mare Nostrum Steel

Reference

PAM00300

Movement

op-xxv

Movement Features

Hours, Minutes, Small Seconds
Chronograph, Column wheel

Case

Stainless Steel 52mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

Current Listings

Panerai Luminor Base Limited Edition 1 of 2,000 44mm PAM00390 Full Set Box & Papers, 2 Extra straps

Panerai - PAM00390 · $4,295

This is a limited edition Panerai Luminor Base with a unique tobacco/brown/grey sandwich dial that changes colors depending on the light. It's 44mm in size and features a hand-wound mechanical movement.

Condition: Excellent
Limited edition: 1 of 2,000
Case size: 44mm diameter
Movement type: Hand-wound mechanical

Posted at

Apr 28, 2026, 12:47 PM

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Panerai Luminor 1950 3 Days GMT Power Reserve 44mm Black Dial PAM00321 Complete

Panerai - PAM00321 · $5,150

This is a Panerai Luminor 1950 3 Days GMT Power Reserve with a 44mm black dial.

Condition: Very good, with minimal handling marks (9.8/10)
Case Size: 44mm
Box And Papers: Yes

Posted at

Apr 24, 2026, 10:22 AM

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Panerai Luminor 1950 10 Days GMT Ceramic 44mm PAM 335 - PAM00335

Panerai - PAM 335 / PAM00335 · $8,750

This watch features a 10-day power reserve, black ceramic case, GMT functionality, and domed crystal. It's considered stealthy yet luxurious due to its unique design.

Case size: 44mm
Material: Black Ceramic
Power reserve: 10 days

Posted at

Apr 24, 2026, 8:39 AM

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2013 Panerai Luminor Marina 1950 3 Days PAM00351 Titanio

Panerai - PAM00351 · $3,995

This 2013 Panerai Luminor Marina PAM00351 features a tobacco sandwich dial, lightweight titanium case and an unmistakable Panerai presence.

Condition: Very Good pre-owned condition
Case material: Titanium
Dial color: Tobacco sandwich dial

Posted at

Apr 24, 2026, 12:34 AM

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2013 Panerai PAM00335 Ceramic 10 Day GMT Complete Set

Panerai - PAM00335 · $9,300

For sale is my 2013 Panerai PAM00335 44mm 10 day power reserve GMT timepiece. The ceramic case is incredibly light and comfortable for long days on the wrist.

Condition: Very Good
Case material: Ceramic
Diameter: 44mm
Bezel material: Ceramic

Posted at

Apr 23, 2026, 12:18 PM

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🏒🥅🚨 Panerai Luminor 1950 10 Days GMT — 44mm Black Ceramic, Sandwich Dial, In-House Hand-Wound Calibre — Ref. PAM00335

Panerai - PAM00335 · $9,450

The Panerai Luminor 1950 10 Days GMT PAM00335 is a serious statement piece combining a 44 mm black ceramic case with a long 10-day power reserve and dual-time functionality. The sandwich dial features cut-out numerals and indices that reveal luminous material beneath, a date at 3, running seconds with day/night AM–PM indicator at 9, and a horizontal 10-day power-reserve display at 6 — all arranged for quick readability and strong Panerai character.

Condition: Good condition
Case material: Black ceramic
Dial type: Sandwich dial
Movement: In-house hand-wound calibre

Posted at

Apr 21, 2026, 10:55 PM

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Panerai Luminor Base Limited Edition 1 of 2,000 44mm PAM00390 Full Set Box & Papers, 2 Extra straps

Panerai - PAM00390 · $4,495

This is a limited edition Panerai Luminor Base with a unique dial that changes colors in the light, featuring a hand-wound mechanical movement and coming on an original leather strap. It's one of only 2,000 pieces made worldwide.

Condition: Excellent with light wear
Movement: hand wound mechanical movement
Case size: 44mm diameter
Straps included: original brown leather strap, black Panerai rubber strap, light brown leather strap

Posted at

Apr 21, 2026, 9:32 PM

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Panerai Submersible PAM 389 PAM389 PAM00389 Amagnetic 3 Days W/Box and Papers!!!

Panerai - PAM 389 · $6,250

This Panerai PAM 389 (47mm Luminor 1950) is a beautiful watch with box, papers, and extras. It comes with various accessories such as boxes, papers, bands, and tools. The seller guarantees the authenticity of the watch.

Box: true
Papers: true
Bands: OEM black rubber band

Posted at

Apr 2, 2025, 8:12 AM

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Panerai Submersible PAM 389 PAM389 PAM00389 Amagnetic 3 Days W/Box and Papers!!!

Panerai - PAM 389 · $6,450

A Panerai PAM 389, a 47mm Luminor 1950 model, available in an amazing condition including box and papers.

Condition: Used with wear
Box Papers Included: yes
Bands: 1 x OEM black rubber band with OEM tang buckle / clasp
Extras: OEM Panerai pushpin release tool, OEM Panerai screwdriver, OEM Panerai polishing cloth

Posted at

Mar 30, 2025, 1:21 PM

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