Seiko Cal. 4516 - 449

The Seiko 4516-449 represents an important milestone in Seiko's 1977 lineup. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-9becd52a65d1]

Also known as: Tuna, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1977

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