Round|Natural|GIA

3.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1405520085

Certificate GIA 1405520085

Diamond specifications and retailer prices

From $36,908 USD
As of October 30, 2026
Save $28,190 USD (43%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $65,098 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 3ct natural round diamond

This 3ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1405520085. Listed at 8 retailers as of October 29, 2026, with prices from $36,908 to $65,098, a $28,190 spread on the same certified stone. Diamond Quarter lists it at $65,098. 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

3.00
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1405520085
Dimensions9.30 × 9.25 × 5.65 mm
L/W Ratio1.01
Culet sizeNone
Top View
9.30 mm9.25 mm3.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1405520085
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.1%

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: Oct 30
Current: $49,051 USD|Low: $33,600 USD|High: $49,051 USD|Avg: $40,311 USD|+4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 9$33,600 USD
Retailer 3$36,908 USD
Retailer 4$38,102 USD
Retailer 2$38,151 USD
Retailer 8$41,564 USD
Retailer 5$42,050 USD
Retailer 7$42,050 USD
Retailer 6$43,450 USD
Retailer 1$49,051 USD

24 data points across 9 retailers

8 retailers$36,908 USD to $65,098 USD

B+
Cheapest Retailer
-
$36,908 USD
B
Retailer 2
-
$38,102 USD
View
B
Retailer 3
-
$38,151 USD
View
Final sale: no returns
B
Retailer 4
-
$42,050 USD
View
B
Retailer 5
-
$42,050 USD
View
B
Retailer 6
-
$43,450 USD
View
B
Retailer 7
-
$49,051 USD
€46,715 EUR
View
Most Expensive
B
Diamond Quarter
3.0SI1H14855F70N · Oct 29
$65,098 USD
£51,258 GBP
View
7 more retailers have this diamond
Prices start from $36,908 USDSave up to $28,190 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+
3.00ct Round
$36,908 USD