Seiko Cal. 6387 - 398

The Seiko 6387-398 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-f4c0164d7e8c]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1981

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