Seiko Cal. 3879 - 645

The Seiko 3879-645 represents an important milestone in Seiko's 1999 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-4901ab55b5db]

Also known as: Monster, Pogue

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1999

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