Seiko Cal. 5637 - 176

This Automatic model from 1966 features a 46mm PVD Black case. Powered by the 5637 caliber with 35j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-cf013cd6b621]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1966

Related Models

• Seiko 6141-645
• Seiko 5631-951
• Seiko 7063-793
• Seiko 7161-400
• Seiko 6256-921
• Seiko 6686-826
• Seiko 5620-236
• Seiko 3825-513
• Seiko 5227-817
• Seiko 5217-136
• Seiko 4472-547
• Seiko 6663-903