Seiko Cal. 6231 - 520

The 6231-520 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-e1a6c587d187]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1996

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