Seiko Cal. 7091 - 397

Seiko 7091-397

The 7091-397 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7091 caliber with 36j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-89d19ff17b44]

Also known as: Silverwave

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
34mm
Case Thickness
9.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
White
Jewels
36j
Frequency
36,000 bph
Power Reserve
44 hours
Year
1968

Related Models

seikata-wm-89d19ff17b44