Seiko Cal. 7161 - 461

The Seiko 7161-461 represents an important milestone in Seiko's 1977 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-bc976eb50bf7]

Also known as: Bullhead, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1977

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