Seiko Cal. 6639 - 152

Seiko 6639-152

The 6639-152 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6639 caliber with 17j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-2f203bab31df]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
45mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
170m
Dial Color
Cream
Jewels
17j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1995

Related Models

seikata-wm-2f203bab31df