Seiko Cal. 6634 - 511

This Hand-Winding model from 1991 features a 36mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-b9dd56a0799c]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1991

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