Seiko Cal. 7121 - 717

The 7121-717 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-ae2db1c37ffb]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1997

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