Seiko Cal. 3821 - 437

The 3821-437 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-8b2460be0121]

Also known as: Tuna, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1988

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