Seiko Cal. 6392 - 840

The 6392-840 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-e0ca392988e2]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1987

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