Seiko Cal. 3839 - 171

The Seiko 3839-171 represents an important milestone in Seiko's 1976 lineup. Powered by the 3839 caliber with 36j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-c6d45705f619]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1976

Related Models

• Seiko 7059-483
• Seiko 6189-501
• Seiko 0739-708
• Seiko 6197-829
• Seiko 5258-805
• Seiko 6678-193
• Seiko 7058-286
• Seiko 3837-595
• Seiko 5673-384
• Seiko 4552-321
• Seiko 6646-568
• Seiko 6114-905