Seiko Cal. 5644 - 246

Seiko 5644-246

This Hand-Winding model from 1987 features a 45mm Hardlex-Coated Steel case. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-80cc5f777a07]

Also known as: Tuna

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
21j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1987

Related Models

seikata-wm-80cc5f777a07