Seiko Cal. 0730 - 231

This Hand-Winding model from 1967 features a 38mm Hardlex-Coated Steel case. Powered by the 0730 caliber with 32j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-0512863a1d0f]

Also known as: Goldfeather, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1967

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