Seiko Cal. 3899 - 820

The 3899-820 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-e91f20cf2e76]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1985

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