Seiko Cal. 0771 - 991

The 0771-991 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-b259ce017edc]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

Related Models

• Seiko 3867-866
• Seiko 5238-777
• Seiko 7075-669
• Seiko 5272-414
• Seiko 6251-891
• Seiko 0780-439
• Seiko 0791-907
• Seiko 6633-830
• Seiko 6312-147
• Seiko 6246-341
• Seiko 6666-318
• Seiko 0786-377