Seiko Cal. 0740 - 507

The Seiko 0740-507 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-b239293245e0]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1966

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