Seiko Cal. 5271 - 722

The 5271-722 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-a13d05fe3407]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1986

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