Seiko Cal. 3878 - 877

Seiko 3878-877

The 3878-877 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-a93f9e09c69d]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
120m
Dial Color
Burgundy
Jewels
35j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1967

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