Seiko Cal. 6331 - 614

Seiko 6331-614

The 6331-614 is a sought-after Solar piece from Seiko's golden era. Powered by the 6331 caliber with 25j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-a26a3d18e8aa]

Also known as: Sumo, Goldfeather

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Champagne
Jewels
25j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1983

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