Seiko Cal. 6377 - 957

This Solar model from 1966 features a 40mm PVD Black case. With its 22mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-53865798078a]

Also known as: Samurai, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

Related Models

• Seiko 6254-656
• Seiko 6169-740
• Seiko 6676-668
• Seiko 7178-630
• Seiko 6696-965
• Seiko 5613-250
• Seiko 5288-437
• Seiko 4566-547
• Seiko 6248-720
• Seiko 4456-489
• Seiko 6238-810
• Seiko 7091-754