Seiko Cal. 5687 - 254

The 5687-254 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-23287587760e]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

27j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1997

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