Seiko Cal. 6231 - 578

The 6231-578 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-643b50c72a46]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1980

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