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Round|Lab Grown|IGI

6.45ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG809602806

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809602806

Diamond specifications and retailer prices

From €9,773 EUR
As of November 4, 2026
Save €23,696 EUR (71%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €33,469 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6.45ct lab-grown round diamond

This 6.45ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809602806 or 809602806. Listed at 26 retailers as of October 31, 2026, with prices from €9,773 to €33,469, a €23,696 spread on the same certified stone. Taylor and Hart lists it at €33,469. 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

6.45
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809602806
Dimensions12.10 × 12.01 × 7.20 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
12.10 mm12.01 mm6.45 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809602806
Side View
Table 59.0%Crown 34.6°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 59.6%

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: Nov 4
Current: €17,403 EUR|Low: €9,773 EUR|High: €33,469 EUR|Avg: €17,772 EUR|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Taylor and Hart
November 5, 2026
Retailer 6€9,773 EUR
Retailer 8€10,210 EUR
Retailer 4€10,769 EUR
Retailer 2€10,968 EUR
Retailer 12€11,064 EUR
Retailer 7€13,042 EUR
Retailer 5€15,813 EUR
Retailer 1€17,403 EUR
Retailer 13€17,908 EUR
Retailer 14€18,638 EUR
Retailer 3€19,281 EUR
Retailer 10€20,985 EUR
Retailer 9€21,564 EUR
Retailer 11€30,955 EUR
Taylor and Hart€33,469 EUR

40 data points across 15 retailers

26 retailers€9,773 EUR to €33,469 EUR

Retailer 1
-
€9,577 EUR
Price last confirmed 27 days ago
Retailer 2
-
€9,577 EUR
View
Price last confirmed 44 days ago
A
Retailer 3
-
€9,773 EUR
View
Retailer 4
-
€9,960 EUR
View
Price last confirmed 44 days ago
A
Retailer 5
-
€10,210 EUR
View
Retailer 6
-
€10,412 EUR
View
Price last confirmed 46 days ago
Retailer 7
-
€10,412 EUR
View
Price last confirmed 30 days ago
A
Retailer 8
-
€10,726 EUR
View
Final sale: no returns
A
Retailer 9
-
€10,769 EUR
View
Retailer 10
-
€10,956 EUR
View
Price last confirmed 42 days ago
A
Retailer 11
-
€10,968 EUR
View
A
Retailer 12
-
€11,064 EUR
View
Retailer 13
-
€11,109 EUR
View
Price last confirmed 26 days ago
Retailer 14
-
€11,109 EUR
View
Price last confirmed 35 days ago
A
Retailer 15
-
€13,042 EUR
View
A
Retailer 16
-
€15,813 EUR
View
B+
Retailer 17
-
€17,403 EUR
View
B+
Retailer 18
-
€17,908 EUR
View
Retailer 19
-
€18,638 EUR
View
Price last confirmed 8 days ago
B+
Retailer 20
-
€19,281 EUR
View
B+
Retailer 21
-
€20,320 EUR
View
B+
Retailer 22
-
€20,985 EUR
View
B+
Retailer 23
-
€21,564 EUR
View
B
Retailer 24
-
€30,669 EUR
View
B
Retailer 25
-
€30,955 EUR
View
Most Expensive
B
Taylor and Hart
RZPOHI2 · Oct 31
€33,469 EUR
$37,565 USD
View
25 more retailers have this diamond
Prices start from €9,773 EURSave up to €23,696 EUR

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
6.45ct Round
€9,773 EUR