Seiko Cal. 6187 - 975

Released in 1970, the Cal. 6187 with design code 975 was part of Seiko's domestic market collection. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-6cc68cd448f2]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1970

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