Seiko Cal. 6391 - 347

Seiko 6391-347

The 6391-347 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-b35301db69d5]

Also known as: Silverwave

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
12.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
90m
Dial Color
Black
Jewels
18j
Frequency
36,000 bph
Power Reserve
46 hours
Year
1981

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