Seiko Cal. 6650 - 743

The Seiko 6650-743 represents an important milestone in Seiko's 1978 lineup. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-f4cbabb0339c]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1978

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