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Round|Natural|GIA

5.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1525570380

Certificate GIA 1525570380

Diamond specifications and retailer prices

From $79,133 USD
As of November 2, 2026
Save $50,128 USD (39%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $129,261 USD at MOH London · As of November 2, 2026
View at MOH London

About this 5.01ct natural round diamond

This 5.01ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1525570380. Listed at 14 retailers as of November 2, 2026, with prices from $79,133 to $129,261, a $50,128 spread on the same certified stone. MOH London lists it at $129,261. 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

5.01
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1525570380
Dimensions10.88 × 10.81 × 6.80 mm
L/W Ratio1.01
Star length55%
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Natural
Top View
10.88 mm10.81 mm5.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1525570380
Side View
Table 58.0%Crown 36°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $129,261 USD|Low: $63,986 USD|High: $129,953 USD|Avg: $81,124 USD|+16.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 3$64,784 USD
Retailer 9$69,107 USD
Retailer 17$73,025 USD
Retailer 4$73,505 USD
Retailer 7$75,390 USD
Retailer 5$78,531 USD
Retailer 12$79,133 USD
Retailer 13$79,579 USD
Retailer 8$81,673 USD
Retailer 2$83,132 USD
Retailer 6$84,814 USD
Retailer 14$86,214 USD
Retailer 15$87,926 USD
Retailer 16$87,926 USD
Retailer 11$92,998 USD
Retailer 10$98,042 USD
MOH London$129,261 USD

36 data points across 17 retailers

14 retailers$79,133 USD to $129,261 USD

Retailer 1
-
$64,784 USD
A$99,668 AUD
Price last confirmed 29 days ago
Retailer 2
-
$66,221 USD
View
Price last confirmed 47 days ago
Retailer 3
-
$78,531 USD
View
Price last confirmed 34 days ago
B+
Retailer 4
-
$79,133 USD
View
B+
Retailer 5
-
$79,579 USD
View
Retailer 6
-
$81,673 USD
View
Price last confirmed 34 days ago
B+
Retailer 7
-
$83,132 USD
£65,458 GBP
View
Retailer 8
-
$84,814 USD
View
Price last confirmed 34 days ago
B+
Retailer 9
-
$86,214 USD
View
B+
Retailer 10
-
$87,926 USD
View
B+
Retailer 11
-
$87,926 USD
View
B
Retailer 12
-
$92,998 USD
View
B
Retailer 13
-
$98,042 USD
€93,373 EUR
View
Most Expensive
B
MOH London
70CA249F3 · Nov 2
$129,261 USD
£101,780 GBP
View
13 more retailers have this diamond
Prices start from $79,133 USDSave up to $50,128 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+
5.01ct Round
$79,133 USD