Seiko Cal. 0740 - 654

Released in 1973, the Cal. 0740 with design code 654 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-5de0fcbb599c]

Also known as: Monster, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1973

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