Seiko Cal. 6121 - 990

The Seiko 6121-990 represents an important milestone in Seiko's 1981 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-da13a8ac872e]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1981

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