Seiko Cal. 0771 - 497

The 0771-497 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0771 caliber with 19j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c05c5c21629c]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

Related Models

• Seiko 3815-723
• Seiko 7029-317
• Seiko 6286-213
• Seiko 5234-833
• Seiko 4596-777
• Seiko 6173-929
• Seiko 7029-967
• Seiko 4519-543
• Seiko 6329-108
• Seiko 7028-640
• Seiko 5239-415
• Seiko 6629-289