Seiko Cal. 6659 - 987

Seiko 6659-987

The 6659-987 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-9e808a85e18d]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
43mm
Case Thickness
13.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
120m
Dial Color
Black
Jewels
28j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1976

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