Seiko Cal. 4440 - 243

Released in 1973, the Cal. 4440 with design code 243 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-f28cfba0af3f]

Also known as: Samurai, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1973

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