Seiko Cal. 5631 - 861

Seiko 5631-861

The 5631-861 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-dae92651e41b]

Also known as: Samurai, Golden Tuna

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
9.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
36,000 bph
Power Reserve
47 hours
Year
1973

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