Seiko Cal. 6681 - 440

Released in 1965, the Cal. 6681 with design code 440 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-4d52ef6efc5c]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

41mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1965

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