Seiko Cal. 4478 - 663

The Seiko 4478-663 represents an important milestone in Seiko's 1977 lineup. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-354f6b8dd7f4]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1977

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