Seiko Cal. 5671 - 601

The 5671-601 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-77dc20f19110]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1972

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