Seiko Cal. 6154 - 787

The 6154-787 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-0bdece9e8a9a]

Also known as: Tuna, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

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