Seiko Cal. 5231 - 367

The 5231-367 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-23501c1ac5ef]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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