Seiko Cal. 6187 - 743

The Seiko 6187-743 represents an important milestone in Seiko's 1972 lineup. It features a White dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-1cb1fd2dae4e]

Also known as: Tuna, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1972

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