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Round|Lab Grown|IGI

6.00ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG780662871

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780662871

Diamond specifications and retailer prices

From €11,029 EUR
$12,370 USD
As of November 1, 2026
Save €25,706 EUR (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €36,735 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 6ct lab-grown round diamond

This 6ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780662871 or 780662871. Listed at 12 retailers as of October 31, 2026, with prices from €11,029 to €36,735, a €25,706 spread on the same certified stone. Taylor and Hart lists it at €36,735. 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

6.00
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662871
Dimensions11.60 × 11.67 × 7.20 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
11.60 mm11.67 mm6.00 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662871
Side View
Table 56.0%Crown 35.9°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.9%

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 1
Current: €19,060 EUR|Low: €10,668 EUR|High: €69,522 EUR|Avg: €25,609 EUR|-22.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 8€10,668 EUR
Retailer 11€11,029 EUR
Retailer 2€12,389 EUR
Retailer 6€14,796 EUR
Retailer 9€16,881 EUR
Retailer 1€19,060 EUR
Retailer 7€21,474 EUR
Retailer 10€21,585 EUR
Retailer 4€26,495 EUR
Retailer 5€31,428 EUR
Retailer 12€35,307 EUR
Taylor and Hart€36,735 EUR
Retailer 3€69,522 EUR

40 data points across 13 retailers

12 retailers€11,029 EUR to €36,735 EUR

Retailer 1
-
€10,668 EUR
$11,965 USD
Price last confirmed 15 days ago
A
Retailer 2
-
€11,029 EUR
$12,370 USD
View
A
Retailer 3
-
€12,389 EUR
$13,896 USD
View
A
Retailer 4
-
€14,796 EUR
£13,068 GBP
View
B+
Retailer 5
-
€16,881 EUR
$18,934 USD
View
B+
Retailer 6
-
€19,060 EUR
£16,833 GBP
View
B+
Retailer 7
-
€21,474 EUR
View
B+
Retailer 8
-
€21,585 EUR
$24,210 USD
View
B
Retailer 9
-
€31,428 EUR
A$54,230 AUD
View
B
Retailer 10
-
€35,307 EUR
$39,600 USD
View
Most Expensive
B
Taylor and Hart
CAN37YA · Oct 31
€36,735 EUR
$41,202 USD
View
10 more retailers have this diamond
Prices start from €11,029 EURSave up to €25,706 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
6.00ct Round
€11,029 EUR