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Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt Blue (“Peacock”) Spinel: The Secrets of a Gem That Whispers

Cobalt blue spinel—often nicknamed “peacock blue”—is the connoisseur’s blue: poised, vivid, and quietly luminous. This collector-focused guide explains what defines the color, why it’s prized, and how to evaluate a stone with confidence when commissioning a bespoke, heirloom-quality jewel.

Nov 65 min read

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 81 min read

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Ahead of the Trend: Caram’s Antique Cushion Engagement Rings Before Taylor Swift Made Them Iconic

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 54 min read

2 3 4 5

News & Events

Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt Blue (“Peacock”) Spinel: The Secrets of a Gem That Whispers

Cobalt blue spinel—often nicknamed “peacock blue”—is the connoisseur’s blue: poised, vivid, and quietly luminous. This collector-focused guide explains what defines the color, why it’s prized, and how to evaluate a stone with confidence when commissioning a bespoke, heirloom-quality jewel.

Nov 65 min read

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 81 min read

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Ahead of the Trend: Caram’s Antique Cushion Engagement Rings Before Taylor Swift Made Them Iconic

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 54 min read

2 3 4 5

Knowledge & Insights

Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt-blue spinel showing refined ‘peacock’ hue in natural lightGRS color stability classification chart for sapphires, showing six types from fully stable to UV-reactive, with a Padparadscha sapphire as an example.

Cobalt Blue (“Peacock”) Spinel: The Secrets of a Gem That Whispers

Cobalt blue spinel—often nicknamed “peacock blue”—is the connoisseur’s blue: poised, vivid, and quietly luminous. This collector-focused guide explains what defines the color, why it’s prized, and how to evaluate a stone with confidence when commissioning a bespoke, heirloom-quality jewel.

Nov 65 min read

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

Caram at Jewellery & Gem World Hong Kong 2025 - Fine Gem Pavilion, Booth 9G-28

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 81 min read

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Taylor Swift’s antique cushion diamond engagement ring defines 2025 — but Caram was ahead of the trend. In 2022, we created a fancy yellow diamond old mine cut ring, proving that true connoisseurship anticipates design language years before it reaches the mainstream

Ahead of the Trend: Caram’s Antique Cushion Engagement Rings Before Taylor Swift Made Them Iconic

An extraordinary Burmese sapphire engagement ring - fit for a queen

Sep 54 min read

2 3 4 5

Bespoke Jewelry

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GJX Tucson 2025 | Mar 3 – Mar 8, 2025

HK International Jewelry Show

HK International Jewelry Show | 28 Nov – 1 Dec

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