Seiko Cal. 5230 - 797

The Seiko 5230-797 represents an important milestone in Seiko's 1975 lineup. It features a Black dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-2326a4dfd550]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1975

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