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Round|Natural|GIA

5.12ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1477833882

Certificate GIA 1477833882

Diamond specifications and retailer prices

From $66,734 USD
As of October 29, 2026
Save $21,599 USD (24%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $88,333 USD at Yorxs · As of October 30, 2026
View at Yorxs

About this 5.12ct natural round diamond

This 5.12ct natural round sits in the over five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1477833882. Listed at 10 retailers as of October 29, 2026, with prices from $66,734 to $88,333, a $21,599 spread on the same certified stone. Yorxs lists it at $88,333. 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

5.12
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1477833882
Dimensions11.02 × 10.97 × 6.81 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
11.02 mm10.97 mm5.12 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1477833882
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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: Oct 29
Current: $67,295 USD|Low: $61,675 USD|High: $88,333 USD|Avg: $73,667 USD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 1, 2026
Retailer 3$61,675 USD
Retailer 1$67,295 USD
Retailer 2$72,826 USD
Retailer 4$78,753 USD
Yorxs$88,333 USD

44 data points across 5 retailers

10 retailers$66,734 USD to $88,333 USD

Retailer 1
-
$61,675 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
$66,734 USD
View
B+
Retailer 3
-
$67,295 USD
₹6,409,033 INR
View
B+
Retailer 4
-
$67,365 USD
View
B+
Retailer 5
-
$70,014 USD
CA$97,241 CAD
View
B+
Retailer 6
-
$72,826 USD
£57,343 GBP
View
B
Retailer 7
-
$76,023 USD
View
B
Retailer 8
-
$78,753 USD
SGD 106,423 SGD
View
B
Retailer 9
-
$79,206 USD
View
Most Expensive
B
Yorxs
MGS-281 · Oct 30
$88,333 USD
€84,127 EUR
View
9 more retailers have this diamond
Prices start from $66,734 USDSave up to $21,599 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+
5.12ct Round
$66,734 USD