Seiko Cal. 6243 - 436

The 6243-436 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6243 caliber with 36j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-12efc06acfaf]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1999

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