Seiko Cal. 3899 - 709

This Spring Drive model from 1998 features a 40mm Two-Tone case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-192cb2ac6f37]

Also known as: Sumo, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1998

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