Seiko Cal. 6641 - 929

This Hand-Winding model from 1990 features a 37mm Titanium case. It features a Navy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-eb80ca6add18]

Also known as: Tuna, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1990

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