Seiko Cal. 3821 - 598

The 3821-598 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3821 caliber with 33j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-6856be8abaf5]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1990

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