Halloween / Happy Nightmare GZS30 by Swatch is a distinctive Halloween Special presentation set released in 1998. The centerpiece of the set is the GN906 Loomi Gent wristwatch, featuring a glowing jack-o’-lantern face designed to illuminate when the button on the case is pressed.

The watch has a 34 mm / 1.34 in plastic case and a dark blue strap decorated with Halloween imagery including stars, bats, and ghosts. Its dial combines a deep blue background with a bright orange jack-o’-lantern face, creating one of Swatch’s most recognizable seasonal designs of the late 1990s.

The special packaging is an important part of the set. The original GZS30 presentation includes a build-your-own three-dimensional pumpkin kit made from orange and green plastic components. The kit also includes the original electrical elements needed to illuminate the pumpkin from within, including the battery housing and small light components. Period examples were issued with themed Halloween packaging and assembly instructions.

This example is particularly desirable because it retains the original pumpkin-building kit and all original accessories, rather than just the loose watch. Complete presentation sets are significantly more appealing to collectors because the packaging and interactive pumpkin construction were integral to the original Halloween concept.

Happy Nightmare belongs to Swatch’s Loomi family of illuminated watches and is widely regarded as one of the brand’s standout Halloween-themed releases.

A strong vintage collectible for admirers of Swatch, Halloween design, Loomi watches, 1990s design, special-edition presentation sets, novelty watches, and complete original Swatch packaging.

Brand: Swatch
Title: Halloween / Happy Nightmare
Model: Loomi Gent
Set reference: GZS30
Watch reference: GN906
Format: Vintage Halloween special-edition wristwatch set / collectible Swatch presentation set
Material: Plastic watch case, plastic crystal, printed plastic strap, plastic pumpkin kit components, electrical lighting components, cardboard presentation packaging
Case size: 34 mm / 1.34 in diameter
Year: 1998
Edition: Halloween Special
Signature: Not signed
Movement: Quartz
Water resistance: 3 bar / 30 m
Special feature: Illuminated Loomi jack-o’-lantern dial activated by button
Dial: Dark blue with orange jack-o’-lantern face
Strap: Dark blue with stars, bats, ghosts, and glow-in-the-dark details
Country of manufacture: Switzerland
Original presentation: Complete Halloween presentation set with pumpkin-building kit and original accessories
Set includes: Swatch Happy Nightmare GN906 wristwatch, pumpkin construction pieces, lighting components, battery housing, original accessories, instructions, and original outer packaging, one orihginal new swatch battery