Metal Education

Master Precious Metals

Complete guide to precious metals: properties, purity, hallmarks, and care. Learn to choose and maintain fine metal jewelry.

Precious Metal Types

Compare different precious metals and their unique properties to choose the perfect material for your jewelry needs.

Au

Gold

Yellow
Purity:24K, 22K, 18K, 14K, 10K
Hardness:2.5-3

Malleable• Hypoallergenic• Timeless

Best For: Engagement rings, wedding bands

Pt

Platinum

White
Purity:950, 900
Hardness:4-4.5

Durable• Hypoallergenic• Rare

Best For: Engagement settings, prongs

Ag

Silver

White
Purity:999, 925, 800
Hardness:2.5-3

Affordable• Malleable• Classic

Best For: Fashion jewelry, casual wear

Pd

Palladium

White
Purity:950
Hardness:4.75

Lightweight• Durable• Hypoallergenic

Best For: Wedding bands, modern settings

Ti

Titanium

Gray
Purity:Commercially Pure
Hardness:6

Strong• Lightweight• Hypoallergenic

Best For: Men's jewelry, wedding bands

W

Tungsten

Gray
Purity:85-95%
Hardness:8-9

Scratch resistant• Affordable• Modern

Best For: Men's wedding bands, fashion

Understanding Metal Purity

Metal purity indicates the percentage of precious metal content. Higher purity means more value but often less durability.

24K

24K Gold

99.9%

Pure gold, very soft, not recommended for daily wear

22K

22K Gold

91.7%

Very high purity, good for fine jewelry

18K

18K Gold

75%

Excellent balance of purity and durability

MOST POPULAR
14K

14K Gold

58.3%

Most popular for engagement rings, good durability

10K

10K Gold

41.7%

Very durable, affordable, slight yellow tint

Expert Tip: 18K gold offers the best balance of purity and durability for most jewelry types, especially engagement rings.

Understanding Hallmarks

Hallmarks are official stamps indicating metal purity and origin. Learn to read these marks to verify authenticity.

750

18K gold (75% pure)

International

585

14K gold (58.3% pure)

International

375

9K gold (37.5% pure)

International

950

Platinum (95% pure)

International

925

Sterling silver (92.5% pure)

International

Au750

18K gold (Swiss marking)

Switzerland

Pt950

Platinum (95% pure)

International

Choose Your Perfect Metal

Explore our collection of fine metal jewelry and discover the perfect material for your style and lifestyle.

Precious Metals Guide – Gold, Platinum & Silver | GemWorld