Seiko Cal. 3878 - 686

Seiko 3878-686

The 3878-686 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-610be01db312]

Also known as: Turtle, Golden Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
37mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
30m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1980

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seikata-wm-610be01db312