Seiko Cal. 6331 - 515

Seiko 6331-515

This Kinetic model from 1977 features a 41mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-32fe5149276f]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
150m
Dial Color
Champagne
Jewels
17j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1977

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