Seiko Cal. 6145 - 690

Seiko 6145-690

The 6145-690 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6145 caliber with 18j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-bcfe2870e5af]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
34mm
Case Thickness
10.8mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
30m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
36 hours
Year
1976

Related Models

seikata-wm-bcfe2870e5af