Seiko Cal. 3816 - 253

The Seiko 3816-253 represents an important milestone in Seiko's 1968 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-e4c0458a9401]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1968

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