Seiko Cal. 6191 - 507

Seiko 6191-507

The Seiko 6191-507 represents an important milestone in Seiko's 1988 lineup. Powered by the 6191 caliber with 31j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-e4509ca111c6]

Also known as: Sumo, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
12.2mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
130m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
43 hours
Year
1988

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