Seiko Cal. 5663 - 723

Seiko 5663-723

The 5663-723 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5663 caliber with 26j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-527988cafd85]

Also known as: Helmet, Flighty

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
39mm
Case Thickness
11.8mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Champagne
Jewels
26j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1994

Related Models

seikata-wm-527988cafd85