Seiko Cal. 7020 - 123

The Seiko 7020-123 represents an important milestone in Seiko's 1969 lineup. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-fc96e08968f3]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1969

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