Seiko Cal. 6231 - 549

The 6231-549 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-1feae25280ef]

Also known as: Bullhead, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1973

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