Seiko Cal. 6387 - 757

The 6387-757 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6387 caliber with 19j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-f2634ce1d831]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1987

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