Gold 750 vs 585: When to buy which fineness?

Gold 750 vs. 585: An Honest Comparison

When buying gold jewelry, you will always encounter these numbers: 585 and 750. What do they mean, how do they differ – and when is which fineness the smarter choice?

What the Numbers Mean

• 585 (14 Karat): 585 parts gold per 1000 = 58.5% pure gold. Remaining: copper, silver, palladium depending on the alloy.
• 750 (18 Karat): 750 parts gold per 1000 = 75% pure gold. More intense color, higher softness, more noble character.

Color

• Yellow gold 585: Warm, classic yellow – slightly paler than 750
• Yellow gold 750: More intense, richer yellow – the gold tone seen in photos
• Rose gold: 585 has a stronger pink due to higher copper content than 750
• White gold: Both are rhodium-plated – hardly any visible difference after treatment

Hardness and Suitability for Everyday Wear

• 585 is harder due to higher alloy content – scratches less quickly
• 750 is softer – scratches more easily, but polishes better
• For daily worn rings: 585 is more durable
• For festive jewelry worn carefully: 750 is more luxurious

Price

750 gold is approx. 25-30% more expensive than 585 gold for the same weight. You pay significantly more for an identical model – but you get more pure gold.

Recommendation

• Everyday rings, necklaces, bracelets: 585 – robust and affordable
• Engagement rings, wedding rings, special jewelry: 750 – higher value and more noble
• Investment pieces and heirlooms: 750 – higher gold content

All finenesses transparently stated at corelunejewellery.de – 585 and 750 gold in all collections.