Round|Lab Grown|IGI

7.77ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG728572988

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728572988

Diamond specifications and retailer prices

From €13,914 EUR
$15,545 USD
As of October 28, 2026
Save €49,355 EUR (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €63,269 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 7.77ct lab-grown round diamond

This 7.77ct 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 LG728572988 or 728572988. Listed at 11 retailers as of October 28, 2026, with prices from €13,914 to €63,269, a €49,355 spread on the same certified stone. With Clarity lists it at €63,269. 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

7.77
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728572988
Dimensions12.64 × 12.69 × 7.83 mm
L/W Ratio1.00
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
12.64 mm12.69 mm7.77 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728572988
Side View
Table 58.0%Crown 35.3°Girdle: THN-MEDPavilion 40.7°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: Oct 28
Current: €18,325 EUR|Low: €13,328 EUR|High: €62,004 EUR|Avg: €28,416 EUR|+1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
With Clarity
November 1, 2026
Retailer 4€13,914 EUR
Retailer 6€13,933 EUR
Retailer 1€18,325 EUR
Retailer 7€23,062 EUR
Retailer 5€25,152 EUR
Retailer 3€25,687 EUR
Retailer 2€27,326 EUR
Retailer 8€40,752 EUR
With Clarity€62,004 EUR

38 data points across 9 retailers

11 retailers€13,914 EUR to €63,269 EUR

A
Cheapest Retailer
-
€13,914 EUR
$15,545 USD
A
Retailer 2
-
€13,933 EUR
$15,566 USD
View
A
Retailer 3
-
€13,954 EUR
$15,590 USD
View
A
Retailer 4
-
€18,325 EUR
£16,120 GBP
View
B+
Retailer 5
-
€23,062 EUR
$25,765 USD
View
Retailer 6
-
€25,152 EUR
A$43,230 AUD
View
Price last confirmed 23 days ago
B+
Retailer 7
-
€25,687 EUR
£22,597 GBP
View
B+
Retailer 8
-
€27,326 EUR
View
B+
Retailer 9
-
€30,182 EUR
$33,720 USD
View
B
Retailer 10
-
€40,752 EUR
$45,528 USD
View
Most Expensive
B
With Clarity
728572988 · Oct 31
€63,269 EUR
$70,685 USD
View
10 more retailers have this diamond
Prices start from €13,914 EURSave up to €49,355 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
7.77ct Round
€13,914 EUR