Seiko Cal. 5650 - 340

The Seiko 5650-340 represents an important milestone in Seiko's 1983 lineup. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-d630d03fe71c]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1983

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