Seiko Cal. 7138 - 544

The Seiko 7138-544 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-47ba4b89d750]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1966

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