Seiko Cal. 0723 - 400

Released in 1977, the Cal. 0723 with design code 400 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-d8df4c0bc5db]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1977

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