Seiko Cal. 0735 - 521

The Seiko 0735-521 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-f46aa77c5acf]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1981

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