Seiko Cal. 3846 - 409

The 3846-409 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-3f1f84f6538f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1974

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