Seiko Cal. 3831 - 779

The 3831-779 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3831 caliber with 33j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-a6793598ab97]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1995

Related Models

• Seiko 4516-149
• Seiko 0734-263
• Seiko 6295-697
• Seiko 0782-115
• Seiko 0760-158
• Seiko 7020-144
• Seiko 7115-913
• Seiko 5281-199
• Seiko 6265-468
• Seiko 3841-410
• Seiko 4411-431
• Seiko 5676-774