Seiko Cal. 4438 - 180

The 4438-180 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-8d59bf46e595]

Also known as: Panda, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1982

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