Seiko Cal. 6659 - 320

Seiko 6659-320

The 6659-320 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6659 caliber with 21j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-061f78b9b7fd]

Also known as: Monster

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
White
Jewels
21j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1980

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