Seiko Cal. 6645 - 953

The Seiko 6645-953 represents an important milestone in Seiko's 1986 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-85d8c10719c0]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

Related Models

• Seiko 6215-558
• Seiko 5664-521
• Seiko 5244-816
• Seiko 5692-278
• Seiko 5696-825
• Seiko 3820-580
• Seiko 6173-580
• Seiko 5235-658
• Seiko 7195-220
• Seiko 6119-231
• Seiko 6170-861
• Seiko 0770-587