Round|Natural|GIA

3.50ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6421070314

Certificate GIA 6421070314

Diamond specifications and retailer prices

From $35,900 USD
As of November 1, 2026
Save $26,610 USD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $62,510 USD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6421070314. Listed at 16 retailers as of October 31, 2026, with prices from $35,900 to $62,510, a $26,610 spread on the same certified stone. Diamond Quarter lists it at $62,510. 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
H
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6421070314
Dimensions9.74 × 9.71 × 6.11 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
9.74 mm9.71 mm3.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6421070314
Side View
Table 56.0%Crown 35°Girdle: MED-MEDPavilion 41.6°Culet: NoneDepth 62.8%

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 1
Current: $35,900 USD|Low: $35,900 USD|High: $59,233 USD|Avg: $43,468 USD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 1$35,900 USD
Retailer 6$37,158 USD
Retailer 3$37,661 USD
Retailer 9$39,037 USD
Retailer 10$41,366 USD
Retailer 11$43,089 USD
Retailer 2$44,813 USD
Retailer 8$45,470 USD
Retailer 7$46,536 USD
Retailer 5$47,580 USD
Retailer 4$58,528 USD

31 data points across 11 retailers

16 retailers$35,900 USD to $62,510 USD

B+
Cheapest Retailer
-
$35,900 USD
B+
Retailer 2
-
$37,012 USD
View
B+
Retailer 3
-
$37,158 USD
£29,258 GBP
View
B+
Retailer 4
-
$37,661 USD
View
B+
Retailer 5
-
$39,037 USD
View
Retailer 6
-
$39,037 USD
View
Price last confirmed 26 days ago
B+
Retailer 7
-
$41,366 USD
View
B
Retailer 8
-
$43,089 USD
View
B+
Retailer 9
-
$44,813 USD
View
B+
Retailer 10
-
$45,470 USD
€43,305 EUR
View
B
Retailer 11
-
$46,063 USD
View
B
Retailer 12
-
$46,536 USD
View
Retailer 13
-
$46,536 USD
View
Price last confirmed 16 days ago
B+
Retailer 14
-
$47,580 USD
£37,464 GBP
View
B
Retailer 15
-
$58,528 USD
£46,085 GBP
View
Most Expensive
B
Diamond Quarter
3.5SI2H6414A650N · Oct 31
$62,510 USD
£49,221 GBP
View
15 more retailers have this diamond
Prices start from $35,900 USDSave up to $26,610 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+
3.50ct Round
$35,900 USD