Seiko Cal. 6316 - 742

Seiko 6316-742

The 6316-742 is a sought-after Solar piece from Seiko's golden era. Powered by the 6316 caliber with 33j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-3e18e940b0a7]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
12.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Green
Jewels
33j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1984

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