Seiko Cal. 4448 - 688

This Spring Drive model from 1982 features a 44mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-fc2e6820582b]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1982

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