Seiko Cal. 6311 - 215

This Spring Drive model from 1993 features a 44mm Stainless Steel case. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-fbf43776c98b]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1993

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