Seiko Cal. 6191 - 511

Seiko 6191-511

The 6191-511 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-ee5c52466e2a]

Also known as: Tuna, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
11.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Cream
Jewels
26j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1992

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