Seiko Cal. 7139 - 663

Seiko 7139-663

The 7139-663 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7139 caliber with 19j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-2cc7527358de]

Also known as: Pogue, Bullhead

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
19j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1988

Related Models

seikata-wm-2cc7527358de