Seiko Cal. 6387 - 454

The 6387-454 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6387 caliber with 29j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-f5ba20edbda5]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1986

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