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Round|Lab Grown|IGI

3.05ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG835670164

Shape and cutting style on the report: Round brilliant

Certificate IGI LG835670164

Diamond specifications and retailer prices

From $606 USD
As of November 1, 2026
Save $5,984 USD (91%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,590 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG835670164 or 835670164. Listed at 21 retailers as of October 31, 2026, with prices from $606 to $6,590, a $5,984 spread on the same certified stone. Brilliant Earth lists it at $6,590. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835670164
Dimensions9.32 × 9.38 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.32 mm9.38 mm3.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835670164
Side View
Table 57.0%Crown 34.3°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.1%

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: Nov 1
Current: $6,590 USD|Low: $606 USD|High: $7,200 USD|Avg: $1,825 USD|-8.5%
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 19$606 USD
Retailer 11$678 USD
Retailer 10$679 USD
Retailer 4$751 USD
Retailer 15$836 USD
Retailer 5$1,058 USD
Retailer 16$1,060 USD
Retailer 21$1,097 USD
Retailer 20$1,145 USD
Retailer 2$1,163 USD
Retailer 18$1,588 USD
Retailer 17$1,612 USD
Retailer 3$1,632 USD
Retailer 12$1,774 USD
Retailer 7$1,976 USD
Retailer 8$2,113 USD
Retailer 9$2,282 USD
Retailer 14$2,430 USD
Retailer 6$2,489 USD
Retailer 13$3,263 USD
Brilliant Earth$6,590 USD

8 data points across 21 retailers

21 retailers$606 USD to $6,590 USD

A
Cheapest Retailer
-
$606 USD
A
Retailer 2
-
$678 USD
View
Final sale: no returns
A
Retailer 3
-
$679 USD
View
A
Retailer 4
-
$751 USD
View
A
Retailer 5
-
$836 USD
£659 GBP
View
A
Retailer 6
-
$1,058 USD
View
A
Retailer 7
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$1,060 USD
View
A
Retailer 8
-
$1,097 USD
View
A
Retailer 9
-
$1,145 USD
€1,090 EUR
View
A
Retailer 10
-
$1,163 USD
£916 GBP
View
A
Retailer 11
-
$1,588 USD
A$2,443 AUD
View
A
Retailer 12
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$1,612 USD
View
A
Retailer 13
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$1,632 USD
ZAR 26,367 ZAR
View
A
Retailer 14
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$1,774 USD
View
B+
Retailer 15
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$1,976 USD
View
B+
Retailer 16
-
$2,113 USD
View
B+
Retailer 17
-
$2,282 USD
View
B+
Retailer 18
-
$2,430 USD
View
B+
Retailer 19
-
$2,489 USD
View
B+
Retailer 20
-
$3,263 USD
£2,569 GBP
View
Most Expensive
B
Brilliant Earth
22318432A · Oct 31
$6,590 USD
View
20 more retailers have this diamond
Prices start from $606 USDSave up to $5,984 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
3.05ct Round
$606 USD