| Style | Aqua Star Prism |
| Materials | Hand-Cut Lead-Free Crystal |
| Capacity | 6.4 fl oz / 190 ml |
| weight | 11.5 oz / 325 g |
| Rim Diameter | 3.15 in / 80 mm |
| Height | 3.54 in / 90 mm |
| Color | Aqua blue / turquoise crystal |
| Recommended Use | Whiskey, bourbon, Japanese whisky, old fashioned cocktails, home bar display, gifting |
| Care | Hand wash recommended. Avoid boiling water, dishwasher use, and sudden temperature changes. |
$119
The Aqua Star Prism Artisan Cut Whiskey Glass brings a fresh, luminous look to hand-cut crystal barware.
The Aqua Star Prism Edo Kiriko Whiskey Glass brings a fresh, luminous look to traditional hand-cut crystal barware.
Its aqua blue crystal body is carved with a striking combination of prism-like triangular cuts, starburst motifs, and delicate geometric detailing. The front design creates a bold architectural look, while the finely cut side panels add texture, brilliance, and depth from every angle.
The base features a radiant floral starburst cut that catches the light beautifully, creating a bright layered effect when the glass is held, poured, or displayed on a home bar. With its cool aqua tone and precise hand-cut finish, this tumbler is ideal for whiskey, bourbon, Japanese whisky, old fashioned cocktails, or as a premium gift for collectors and barware enthusiasts.
With a 6.4 fl oz / 190 ml capacity and 11.5 oz / 325 g weight, it offers a substantial hand feel while remaining compact and refined.
Each glass is individually handcrafted, so slight variations may occur from piece to piece. These natural differences are part of the character of hand-cut crystal glass and make every piece unique.
Style: Aqua Star Prism
Material: Hand-cut crystal glass
Capacity: 6.4 fl oz / 190 ml
Weight: 11.5 oz / 325 g
Rim Diameter: 3.15 in / 80 mm
Height: 3.54 in / 90 mm
Color: Aqua blue / turquoise crystal
Recommended Use: Whiskey, bourbon, Japanese whisky, old fashioned cocktails, home bar display, gifting
Care Instructions: Hand wash only. Avoid dishwashers, boiling water, and sudden temperature changes.
Each pattern is drawn by hand, mapping how light will travel through every facet.
Diamond wheels carve the primary facets. One wrong angle and the piece is lost.
Each facet is refined by hand. Depth, edge, angle - adjusted until geometry becomes art.
Progressive abrasives bring out optical clarity. Light passes through without distortion.
Our crystal isn't just "glass." It's optical-grade borosilicate - the same material used in telescope lenses and camera prisms, chosen for its extraordinary clarity and precision.
When we set out to make the perfect whiskey glass, we didn't start with tradition. We started with a question: What if the same crystal that helps us see the stars could hold the amber glow of your favorite whiskey?
The result is a glass with >92% light transmission - higher than traditional lead crystal - and a hardness that allows for incredibly precise hand-cut facets. It's lighter than lead crystal, yet more durable and chemically stable.
This isn't a cheaper alternative to crystal. It's a better one.
| Attribute | Optical Crystal (ours) | Lead Crystal | Ordinary Glass |
|---|---|---|---|
| Light Transmission | >92% | >90% | ~85% |
| Refractive Index | High | High | Low |
| Lead Content | Lead-free | 24%+ | 0% |
| Weight | Lighter | Heavier | Light |
| Cut Precision | Excellent | Good | Poor |
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