Round|Natural|GIA

4.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1508088640

Certificate GIA 1508088640

Diamond specifications and retailer prices

From $82,213 USD
₹7,829,780 INR
As of November 2, 2026
Save $24,375 USD (23%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $106,588 USD at Yorxs · As of November 1, 2026
View at Yorxs

About this 4.5ct natural round diamond

This 4.5ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1508088640. Listed at 3 retailers as of November 1, 2026, with prices from $82,213 to $106,588, a $24,375 spread on the same certified stone. Yorxs lists it at $106,588. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.50
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1508088640
Dimensions10.42 × 10.51 × 6.64 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionMedium to Slightly Thick
Cert comments
Pinpoints are not shown. Surface graining is not shown.
Top View
10.42 mm10.51 mm4.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1508088640
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $82,213 USD|Low: $82,047 USD|High: $107,062 USD|Avg: $95,085 USD|-0.9%
Retailer 1
Retailer 2
Yorxs
November 2, 2026
Retailer 1$82,213 USD
Retailer 2$97,791 USD
Yorxs$106,588 USD

43 data points across 3 retailers

3 retailers$82,213 USD to $106,588 USD

B+
Cheapest Retailer
-
$82,213 USD
₹7,829,780 INR
B
Retailer 2
-
$97,791 USD
£77,001 GBP
View
Most Expensive
B
Yorxs
D47442 · Nov 1
$106,588 USD
€101,512 EUR
View
2 more retailers have this diamond
Prices start from $82,213 USDSave up to $24,375 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
4.50ct Round
$82,213 USD