Seiko Cal. 7121 - 643

The 7121-643 is a sought-after Automatic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-e9cdba9f2fc0]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1985

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