Seiko Cal. 6257 - 237

The Seiko 6257-237 represents an important milestone in Seiko's 1971 lineup. Powered by the 6257 caliber with 31j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-0b250688dcf6]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1971

Related Models

• Seiko 5629-526
• Seiko 5262-990
• Seiko 6226-357
• Seiko 4452-265
• Seiko 6627-619
• Seiko 7079-998
• Seiko 3895-972
• Seiko 6631-119
• Seiko 6394-650
• Seiko 4486-929
• Seiko 4428-662
• Seiko 6227-592