Seiko Cal. 3899 - 621

The Seiko 3899-621 represents an important milestone in Seiko's 1999 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-0c62576f98e4]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1999

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