Seiko Cal. 6121 - 591

The Seiko 6121-591 represents an important milestone in Seiko's 1991 lineup. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-b9515e313ac9]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1991

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