Seiko Cal. 3850 - 300

This Quartz model from 1970 features a 44mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-5ecc4f8d783d]

Also known as: Monster, Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1970

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