Seiko Cal. 4544 - 640

Seiko 4544-640

The 4544-640 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-7b234a006f39]

Also known as: Tuna, UFO

Specifications

Movement
Solar
Case Material
Gold-Plated
Case Width
42mm
Case Thickness
11.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Burgundy
Jewels
26j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1985

Related Models

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