Seiko Cal. 6370 - 707

This Spring Drive model from 1987 features a 35mm Hardlex-Coated Steel case. Powered by the 6370 caliber with 23j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-a83c5b06bf6a]

Also known as: Shogun, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1987

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