Seiko Cal. 7181 - 655

Seiko 7181-655

The Seiko 7181-655 represents an important milestone in Seiko's 1968 lineup. Powered by the 7181 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-62a9a0b8096d]

Also known as: Silverwave

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
40mm
Case Thickness
11.0mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1968

Related Models

seikata-wm-62a9a0b8096d