Seiko Cal. 6691 - 853

This Hand-Winding model from 1968 features a 42mm Two-Tone case. Powered by the 6691 caliber with 35j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-0217eeb3ee74]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1968

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