Seiko Cal. 6156 - 848

This Hand-Winding model from 1971 features a 39mm Two-Tone case. Powered by the 6156 caliber with 36j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-69741de0c5e4]

Also known as: Bellmatic, Baby Tuna

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

170m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1971

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