Seiko Cal. 5676 - 651

The 5676-651 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-6278f6abf37d]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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