Seiko Cal. 6173 - 186

The Seiko 6173-186 represents an important milestone in Seiko's 1965 lineup. It features a Navy dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-3c6325b4a4d1]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1965

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