Seiko Cal. 5635 - 577

This Spring Drive model from 1981 features a 44mm PVD Black case. The Fixed bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-b410eba1bacf]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1981

Related Models

• Seiko 4569-872
• Seiko 6342-378
• Seiko 7088-519
• Seiko 6160-508
• Seiko 6167-673
• Seiko 4476-408
• Seiko 0748-792
• Seiko 0737-685
• Seiko 6345-447
• Seiko 4432-803
• Seiko 7087-126
• Seiko 6620-140