Seiko Cal. 6671 - 754

The 6671-754 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6671 caliber with 35j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-0239147331a3]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1998

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