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Ruby vs Spinel Price

Ruby and spinel are both highly prized red gemstones, often mistaken for each other due to their similar appearance. However, Ruby vs Spinel Price differences are significant, with ruby commanding some of the highest prices per carat in the gemstone market, while spinel remains a more affordable yet valuable alternative. Understanding Ruby vs Spinel Price helps buyers and collectors make informed decisions based on budget, rarity, and overall gemstone quality.

Ruby vs Spinel Price
Ruby Ring

1. Why is Ruby More Expensive Than Spinel?

Ruby is significantly more expensive than spinel due to:

  • Extreme rarity, especially for high-quality, untreated stones.
  • Strong historical and cultural significance, making it a premium gemstone in fine jewelry.
  • High market demand, particularly for Burmese pigeon blood rubies.
  • Greater hardness and durability, increasing its suitability for everyday jewelry.

Spinel, while beautiful and often indistinguishable from ruby to the untrained eye, is:

  • More abundant, reducing its market value.
  • Historically overlooked, though its popularity is growing.
  • A more affordable alternative, offering a similar appearance at a lower cost.

4.10 Ct. Mozambique No Enhancement Red Ruby

4.10 Ct. Mozambique No Enhancement Red Ruby

4.10 Ct. Mozambique No Enhancement Red Ruby

2. Ruby vs. Spinel Price Per Carat

The price of both gemstones varies based on color, clarity, carat weight, origin, and treatment.

Carat Weight High-Quality Ruby Price per Carat High-Quality Spinel Price per Carat
Under 1 carat $5,000 – $25,000 $500 – $5,000
1 to 3 carats $10,000 – $100,000 $1,000 – $8,000
Over 3 carats $50,000 – $1,000,000+ $3,000 – $20,000
  • Fine-quality rubies from Burma or Mozambique can exceed $100,000 per carat, especially for unheated stones.
  • Fine red spinels, particularly those from Burma or Tanzania, are more affordable, ranging from $3,000 to $10,000 per carat, even for high-quality specimens.

R14765| play | medium| middle| “7.06 Ct. Ruby from Mozambique”

3. Factors Affecting Ruby and Spinel Pricing

A. Color and Saturation

  • Ruby: The most valuable rubies exhibit pigeon blood red, a pure, vivid red with slight blue undertones.
  • Spinel: High-quality spinel shows a rich red, pinkish-red, or slightly orangey-red but lacks the deep saturation of ruby.

Because ruby has a more intense, fiery red color, it commands higher prices, while spinel’s slightly softer hue makes it less expensive.

B. Rarity and Market Supply

  • Rubies are rarer than spinels, especially in larger sizes and fine quality.
  • Spinel is more commonly found in gem-quality material, making it a more affordable alternative.

C. Treatments and Enhancements

  • Most rubies are heat-treated to improve color and clarity, with untreated rubies commanding premium prices.
  • Spinel is rarely treated, which adds to its appeal among collectors.
Feature Ruby Spinel
Treatment Frequency Often heat-treated Rarely treated
Value of Untreated Stones Extremely high Higher than treated stones but still lower than ruby

Because spinel is often found in its natural state, it offers an untreated gemstone alternative at a fraction of the cost of ruby.

D. Hardness and Durability

  • Ruby has a Mohs hardness of 9, making it ideal for rings and everyday wear.
  • Spinel has a Mohs hardness of 7.5 to 8, meaning it is durable but slightly softer than ruby.

Since ruby is more resistant to scratching and damage, it is often priced higher than spinel, which requires more care in jewelry.


10.29 Ct. Burma (Myanmar) No Enhancement Red Spinel

10.29 Ct. Burma (Myanmar) No Enhancement Red Spinel

10.29 Ct. Burma (Myanmar) No Enhancement Red Spinel

4. Investment and Resale Value

A. Ruby as an Investment Gemstone

  • Rubies hold and increase in value over time, especially those from Burma (Myanmar), Mozambique, and Sri Lanka.
  • Untreated rubies fetch the highest resale prices, making them a long-term investment.
  • Auction houses frequently sell rare rubies for record-breaking prices, sometimes exceeding $1 million per carat.

B. Spinel as an Investment Gemstone

  • While red spinel is increasing in value, it does not match the resale potential of ruby.
  • Rare, large spinels from Burma or Mahenge, Tanzania, can still be valuable, but they do not reach ruby-level pricing.
Feature Ruby Spinel
Investment Potential High Moderate
Resale Value Excellent Good but lower than ruby
Market Demand Very high Growing but still lower

For those seeking long-term investment gemstones, ruby is the better option. However, spinel is an affordable choice for collectors who appreciate its beauty and rising market recognition.

K462| play | medium| middle| “2.12 Ct. Spinel from Burma (Myanmar)”

5. When to Choose Ruby vs. Spinel

Scenario Best Choice Why?
Engagement rings and heirloom jewelry Ruby High durability and value retention
Affordable alternative to ruby Spinel Offers a similar red hue for less
Collector’s rare gemstone Ruby Historically significant and highly valuable
Natural, untreated gemstone Spinel Rarely treated and more accessible
Everyday jewelry Ruby Harder, resistant to scratching

For fine jewelry and high-value investments, ruby is the best option. For those seeking an affordable, natural, and visually striking red gemstone, spinel offers a fantastic alternative.

Spinel Ring
Spinel Ring

6. Conclusion

Ruby and spinel are both stunning red gemstones, but ruby’s rarity, durability, and investment potential make it far more expensive than spinel.

  • Ruby commands high prices, especially for untreated stones with vivid red hues.
  • Spinel is more affordable, often mistaken for ruby but offering a natural, untreated gemstone at a lower price.
  • Both gemstones are beautiful choices, but ruby is superior for investment and heirloom jewelry, while spinel is ideal for budget-conscious buyers and collectors.

In conclusion, Ruby vs Spinel Price highlights a significant difference in market value, with rubies generally commanding higher prices due to their rarity and prestige. However, spinels offer exceptional beauty and value at a more accessible cost.

To better understand the clarity differences between these two gemstones, we invite you to visit our detailed Ruby vs Spinel Clarity guide for more information.

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