Seiko Cal. 6636 - 100

This Solar model from 1966 features a 38mm Two-Tone case. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-09e7461daf35]

Also known as: Samurai, Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1966

Related Models

• Seiko 6214-773
• Seiko 4547-627
• Seiko 6111-138
• Seiko 6610-140
• Seiko 6364-293
• Seiko 7094-490
• Seiko 6650-861
• Seiko 4478-622
• Seiko 5232-398
• Seiko 6182-844
• Seiko 6196-107
• Seiko 7017-821