Seiko Cal. 7144 - 836

The 7144-836 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7144 caliber with 28j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-95d6d3383e91]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1982

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