Seiko Cal. 5631 - 676

This Automatic model from 1987 features a 40mm PVD Black case. With its 19mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-91424ab59bd3]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

22j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1987

Related Models

• Seiko 5279-110
• Seiko 4449-689
• Seiko 3893-386
• Seiko 0780-896
• Seiko 6288-301
• Seiko 7190-857
• Seiko 5631-454
• Seiko 7066-943
• Seiko 6334-985
• Seiko 6232-210
• Seiko 7163-283
• Seiko 6392-199