Seiko Cal. 5216 - 323

This Spring Drive model from 1975 features a 39mm Two-Tone case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-305c257ac2aa]

Also known as: UFO, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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