Seiko Cal. 6635 - 861

This Hand-Winding model from 1975 features a 34mm PVD Black case. Powered by the 6635 caliber with 30j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-0588cd5752a5]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1975

Related Models

• Seiko 5214-316
• Seiko 5299-240
• Seiko 6122-169
• Seiko 6132-701
• Seiko 5664-177
• Seiko 3873-906
• Seiko 4587-594
• Seiko 6684-487
• Seiko 6377-675
• Seiko 7128-880
• Seiko 6286-157
• Seiko 5279-988