Seiko Cal. 6690 - 877

Seiko 6690-877

This Kinetic model from 1970 features a 39mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-6b7cff11339d]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.8mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
27j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1970

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