Seiko Cal. 6649 - 363

This Hand-Winding model from 1972 features a 43mm Hardlex-Coated Steel case. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-29d6d3688f2b]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1972

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