Seiko Cal. 6678 - 924

Seiko 6678-924

The 6678-924 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-4a24edc0ba13]

Also known as: Sumo, UFO

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.7mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Black
Jewels
17j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1969

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