Seiko Cal. 6381 - 643

The 6381-643 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-d655f45c82f7]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1974

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