Seiko Cal. 4449 - 880

This Spring Drive model from 1987 features a 36mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-858840bf1a9b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1987

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