Seiko Cal. 5666 - 722

Seiko 5666-722

The Seiko 5666-722 represents an important milestone in Seiko's 1992 lineup. Powered by the 5666 caliber with 36j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-bd5e99321f0c]

Also known as: Turtle, Helmet

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
36j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1992

Related Models

seikata-wm-bd5e99321f0c