Seiko Cal. 0721 - 147

This Spring Drive model from 1991 features a 37mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-68f486e5e412]

Also known as: Pogue, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1991

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