Seiko Cal. 6642 - 253

The Seiko 6642-253 represents an important milestone in Seiko's 1987 lineup. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-a30d06caf694]

Also known as: Turtle, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1987

Related Models

• Seiko 7048-348
• Seiko 4567-154
• Seiko 7158-677
• Seiko 7120-910
• Seiko 6252-240
• Seiko 4433-864
• Seiko 6212-498
• Seiko 4478-820
• Seiko 4499-551
• Seiko 6377-905
• Seiko 6379-833
• Seiko 3883-133