Seiko Cal. 6330 - 728

This Hand-Winding model from 1978 features a 39mm Hardlex-Coated Steel case. Powered by the 6330 caliber with 36j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-7db9c5764bec]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1978

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