Seiko Cal. 6691 - 333

This Spring Drive model from 1995 features a 37mm Titanium case. Powered by the 6691 caliber with 17j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-18a639ad71ae]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1995

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