Seiko Cal. 5623 - 633

Seiko 5623-633

The 5623-633 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-504384ecdc4b]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
41mm
Case Thickness
15.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1981

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seikata-wm-504384ecdc4b