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Round|Natural|GIA

3.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6565651079

Certificate GIA 6565651079

Diamond specifications and retailer prices

From $25,631 USD
As of October 30, 2026
Save $26,383 USD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $52,014 USD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565651079. Listed at 11 retailers as of October 30, 2026, with prices from $25,631 to $52,014, a $26,383 spread on the same certified stone. 77 Diamonds lists it at $52,014. 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

3.50
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6565651079
Dimensions9.60 × 9.65 × 6.10 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural, Cavity, Needle, Natural
Top View
9.60 mm9.65 mm3.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6565651079
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $52,014 USD|Low: $25,631 USD|High: $59,071 USD|Avg: $38,776 USD
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 7$25,631 USD
Retailer 2$25,653 USD
Retailer 6$26,486 USD
Retailer 4$26,723 USD
Retailer 5$26,979 USD
Retailer 8$27,216 USD
Retailer 10$28,192 USD
Retailer 9$29,054 USD
Retailer 11$34,730 USD
Retailer 3$50,820 USD
77 Diamonds$52,014 USD

2 data points across 11 retailers

11 retailers$25,631 USD to $52,014 USD

A
Cheapest Retailer
-
$25,631 USD
A
Retailer 2
-
$25,653 USD
View
A
Retailer 3
-
$26,486 USD
₹2,522,448 INR
View
A
Retailer 4
-
$26,723 USD
A$41,112 AUD
View
A
Retailer 5
-
$26,979 USD
View
Final sale: no returns
A
Retailer 6
-
$27,216 USD
View
A
Retailer 7
-
$28,192 USD
View
A
Retailer 8
-
$29,054 USD
View
B+
Retailer 9
-
$34,730 USD
£27,346 GBP
View
B
Retailer 10
-
$50,820 USD
View
Most Expensive
B
77 Diamonds
RBPUIFSFDRQNC85 · Oct 30
$52,014 USD
£40,956 GBP
View
10 more retailers have this diamond
Prices start from $25,631 USDSave up to $26,383 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
3.50ct Round
$25,631 USD