Seiko Cal. 4437 - 723

Released in 1968, the Cal. 4437 with design code 723 was part of Seiko's domestic market collection. It features a Cream dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-11cbabcd89d8]

Also known as: Panda

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

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