Seiko Cal. 6183 - 275

The Seiko 6183-275 represents an important milestone in Seiko's 1973 lineup. It features a Cream dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-43b11cd55063]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1973

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