Seiko Cal. 3841 - 371

The 3841-371 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-bc5a6d414ede]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1970

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