Seiko Cal. 6156 - 775

The 6156-775 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-68cc05c61efc]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1978

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