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Seiko Prospex SPB383 "1968 Heritage Diver's GMT" - 2025, Full Kit

Seiko - SPB383J1 · $875

A Seiko Prospex SPB383J1, the 1968 Heritage Diver's GMT, features a deep gray-to-black gradient dial with a 24-hour GMT bezel and in-house automatic GMT caliber with a 72-hour power reserve.

Condition: Excellent, light wear from careful rotation
Movement: Seiko 6R54 automatic GMT
Case dimensions: 41mm diameter, 13.2mm thick, 47.6mm lug-to-lug
Crystal type: Sapphire with AR coating

Posted at

Apr 21, 2026, 9:04 AM

Active

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Seiko Prospex SPB383J1 Black GMT Diver 200m Automatic 6R54 3 Day Pwr Reserve

Seiko - SPB383J1 · $9,920

This is a beautiful black GMT diver watch with a 6R54 automatic movement and 3 day power reserve. It's a Seiko Prospex model.

Condition: New (as of January 2026)
Depth Rating: 200m
Movement: Automatic (6R54)
Power Reserve: 3 day

Posted at

Mar 31, 2026, 11:13 AM

Expired

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Seiko SPB383 GMT Diver BRAND NEW $999 Shipped (Full Set)

Seiko - SPB383 / SPB383J1 · $999

This is a brand new Seiko SPB383J1 GMT Diver watch, still with its original stickers and packaging.

Condition: Brand New
Water resistance: 200m depth rating
Includes: box, papers, hangtag, warranty card

Posted at

Mar 14, 2026, 10:16 AM

Expired

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Seiko SPB383 – Like New - 12/2025

Seiko - SPB383J1 · $1,050

This is a Seiko GMT watch model SPB383J1 with a 42mm case, available in good condition. The listing includes the box, papers, hangtag, and warranty card.

Condition: Like New
Case diameter: 42mm

Posted at

Jan 31, 2026, 5:56 PM

Expired

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