Seiko Cal. 5678 - 507

The 5678-507 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5678 caliber with 22j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-38aa73410e3c]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

22j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1988

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