Seiko Cal. 7073 - 820

The Seiko 7073-820 represents an important milestone in Seiko's 1988 lineup. Powered by the 7073 caliber with 20j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-c64598fbe2dc]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1988

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