Seiko Cal. 0728 - 439

This Solar model from 1966 features a 36mm Gold-Plated case. Powered by the 0728 caliber with 19j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-8ebc45173c1e]

Also known as: Monster, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1966

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