Seiko Cal. 4472 - 403

This Hand-Winding model from 1972 features a 43mm Gold-Plated case. It features a Navy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-a7b526fdcdf2]

Also known as: Sumo, Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1972

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