Seiko Cal. 5639 - 801

The Seiko 5639-801 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-2eea2488b8a6]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1999

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