Seiko Cal. 5251 - 671

Seiko 5251-671

The 5251-671 is a sought-after Quartz piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-a045d9ff563f]

Also known as: Tuna, Helmet

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
15.4mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Burgundy
Jewels
31j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1967

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