Seiko Cal. 5630 - 624

Seiko 5630-624

The Seiko 5630-624 represents an important milestone in Seiko's 1971 lineup. Powered by the 5630 caliber with 18j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-b75a666892b5]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Green
Jewels
18j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1971

Related Models

seikata-wm-b75a666892b5