Seiko Cal. 6399 - 457

The Seiko 6399-457 represents an important milestone in Seiko's 1988 lineup. With its 19mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-e7bb80bddfc7]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1988

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