Seiko Cal. 6645 - 679

This Hand-Winding model from 1998 features a 43mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-d0e6aaf2dde1]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1998

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