Seiko Cal. 6678 - 681

Seiko 6678-681

The 6678-681 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-87b3c34c9eb1]

Also known as: Monster, Emperor

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
34mm
Case Thickness
10.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
Green
Jewels
30j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1969

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