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Seiko SPB391J1

Seiko SPB391J1

Prospex 1968 Diver's Modern Re-interpretation GMT

2023 –present

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Apr 27Good$1,100overpriced
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The Seiko Prospex SPB391J1 is a modern re-interpretation of the 1968 diver's watch, featuring a green dial and a GMT function. It is powered by the new Seiko caliber 6R54, which has a power reserve of 72 hours. The watch has a stainless steel case and bracelet, and a unidirectional rotating bezel.

Specifications
Case Diameter 42 mm
Case Height 12.9 mm
Case Material stainless steel
Case Shape round
Case Back screw_down
Lug Width 20 mm
Water Resistance 200m
Crystal sapphire
Bezel Type rotating_unidirectional
Bezel Material stainless steel
Dial Color green
Dial Indexes applied
Dial Hands dauphine
Bracelet/Strap oyster
Bracelet Material stainless steel
Clasp deployant
Complications date, gmt
Movement
Movement Caliber 6R54
Type automatic
Power Reserve 72 hours
Frequency 21,600 vph
Jewels 24
Functions hours, minutes, seconds, date, gmt

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