Seiko Cal. 6339 - 503

Seiko 6339-503

The 6339-503 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6339 caliber with 17j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-0b2c7f4ffdd9]

Also known as: Golden Tuna

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
14.3mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
17j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1980

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