Z-Series Automatic Mechanical Skeleton Wristwatch (Black)

(1 customer review)


Out of stock

SKU: Z031-SISI-15BK Categories: , ,



Mechanical Aesthetics | CIGA Design Original

Our Third Original Design Piece

CIGA Design is born for Original Design and live to pursue the art of machine aesthetics. CIGA Design won two iF Awards, two German Design Awards, eight Red Dot Awards, and winner of both the Red Dot Best of the Best and iF Gold Award.

Hearing a Machine’s Heartbeat

Building on the CIGA Design full-hollow form, a strengthened sense of metal and sharp lines, breaking the traditional design concept. Not to be intentionally bold, but to stand out and express our personality. Seize every powerful moment and let them explode on your wrist. With Z series, you can hear the heartbeat of a machine.

Carved 316L surgical steel watch case

Original case design with precise detail, selected 316L surgical steel for added strength and durability.

Artificial Sapphire Glass

Made from 1.2mm artificial sapphire, with level 9 Mohs hardness. Second only to diamond, the mirror is extremely resistant to abrasion and scratches.

SEAGULL Self-winding Mechanical Movement

Customized SEAGULL ST2553JK with 40 hour energy reserve, AAA level automatic movement, 21,600 oscillations per hour, 25 jewels and accuracy within -15 to +30 seconds per 24 hours.

CIGA Design Exclusive Strap

Food-grade silicone strap with fine flexibility and toxic-free composition. Original sweat-proof bump design for better wearing comfort. Quick change ‘lock-tite’ spring bar for convenient strap attachment and removal.

*FDA Number:XMHL1609005631CW-01

Blue | Red | Black

Three colours available.

Innovative Hollow Structure

Inlaid original hexagonal screws.
Highly recognizable.

Integrated scale

Laser engraved convex minute markers for optimal accuracy.

Original Hollow Hands

Strong contrast red pointers.

Clear case design

Encased in Artificial Sapphire and Hardlex crystal

Quick change lock-tite spring bar

Effortless strap attachment and removal.


Whether for you or an unforgettable gift to a friend, every time you open the package is the beginning of a heart-beating journey.


Movement SEA-GULL ST2553JK AAA Full Automatic
Number of Jewels 25
Strap Width 22mm
Sapphire Crystal thickness 1.2mm
Frequency 21600 / min
Power Reservation > 40 hours
Circumference 40.8mm x 48mm
Depth 12.3mm
Casing Material 316L surgical Steel
Strap Material Silicone
Weight 90g
Waterproofing 3 ATM (Splash resistant)
Additional information

Additional information


Black, Blue, Red

Reviews (1)

1 review for Z-Series Automatic Mechanical Skeleton Wristwatch (Black)

  1. zmttduzemr

    Muchas gracias. ?Como puedo iniciar sesion?

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