Seiko Cal. 5678 - 156

The Seiko 5678-156 represents an important milestone in Seiko's 1970 lineup. It features a Silver dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-8f112daa56ec]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1970

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