Round|Natural|GIA

5.27ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6471204065

Certificate GIA 6471204065

Diamond specifications and retailer prices

From $54,329 USD
As of October 30, 2026
Save $41,471 USD (43%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $95,800 USD at MOH London · As of October 29, 2026
View at MOH London

About this 5.27ct natural round diamond

This 5.27ct natural round sits in the over five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6471204065. Listed at 13 retailers as of October 29, 2026, with prices from $54,329 to $95,800, a $41,471 spread on the same certified stone. MOH London lists it at $95,800. 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

5.27
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6471204065
Dimensions11.13 × 11.05 × 6.92 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
11.13 mm11.05 mm5.27 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6471204065
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $95,800 USD|Low: $54,329 USD|High: $100,444 USD|Avg: $66,567 USD|-4.5%
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
October 30, 2026
Retailer 12$54,329 USD
Retailer 3$55,293 USD
Retailer 11$55,928 USD
Retailer 6$55,976 USD
Retailer 5$56,218 USD
Retailer 13$61,014 USD
Retailer 8$61,077 USD
Retailer 4$63,556 USD
Retailer 10$63,556 USD
Retailer 9$66,098 USD
Retailer 14$68,641 USD
Retailer 2$74,031 USD
Retailer 7$77,697 USD
MOH London$95,800 USD

32 data points across 14 retailers

13 retailers$54,329 USD to $95,800 USD

A
Cheapest Retailer
-
$54,329 USD
A
Retailer 2
-
$55,293 USD
View
A
Retailer 3
-
$55,928 USD
View
Final sale: no returns
Retailer 4
-
$56,218 USD
HK$439,200 HKD
View
Price last confirmed 43 days ago
A
Retailer 5
-
$61,014 USD
View
A
Retailer 6
-
$61,077 USD
£48,092 GBP
View
A
Retailer 7
-
$63,556 USD
View
A
Retailer 8
-
$63,556 USD
View
A
Retailer 9
-
$66,098 USD
View
A
Retailer 10
-
$68,641 USD
View
A
Retailer 11
-
$74,031 USD
€70,506 EUR
View
B+
Retailer 12
-
$77,697 USD
£61,179 GBP
View
Most Expensive
B+
MOH London
AC697E5FC · Oct 29
$95,800 USD
£75,433 GBP
View
12 more retailers have this diamond
Prices start from $54,329 USDSave up to $41,471 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.

A
5.27ct Round
$54,329 USD