Radiant|Lab Grown|IGI

7.77ct E VVS1 Radiant Lab Grown Diamond

EX • E/VVS1 • IGI LG843655417

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG843655417

Diamond specifications and retailer prices

From $3,081 USD
As of October 30, 2026
Save $10,072 USD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,153 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 7.77ct lab-grown radiant diamond

This 7.77ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843655417 or 843655417. Listed at 20 retailers as of October 30, 2026, with prices from $3,081 to $13,153, a $10,072 spread on the same certified stone. With Clarity lists it at $13,153. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle31.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843655417
Dimensions14.86 × 9.33 × 6.09 mm
L/W Ratio1.59
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.86 mm9.33 mm7.77 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843655417
Side View
Table 67.0%Crown 46°Girdle: Slightly ThickPavilion 31.3°Culet: NoneDepth 65.3%

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: Oct 30
Current: $3,803 USD|Low: $3,081 USD|High: $13,733 USD|Avg: $6,555 USD|-2.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
With Clarity
October 30, 2026
Retailer 13$3,081 USD
Retailer 7$3,370 USD
Retailer 12$3,450 USD
Retailer 19$3,574 USD
Retailer 2$3,730 USD
Retailer 1$3,803 USD
Retailer 14$4,265 USD
Retailer 6$4,465 USD
Retailer 15$4,738 USD
Retailer 9$5,147 USD
Retailer 8$5,238 USD
Retailer 10$5,642 USD
Retailer 3$6,172 USD
Retailer 18$6,452 USD
Retailer 4$9,106 USD
Retailer 11$9,291 USD
Retailer 17$10,100 USD
Retailer 16$12,456 USD
Retailer 5$12,592 USD
With Clarity$13,153 USD

8 data points across 20 retailers

20 retailers$3,081 USD to $13,153 USD

A
Cheapest Retailer
-
$3,081 USD
A
Retailer 2
-
$3,370 USD
View
A
Retailer 3
-
$3,450 USD
View
Final sale: no returns
A
Retailer 4
-
$3,574 USD
View
A
Retailer 5
-
$3,730 USD
View
A
Retailer 6
-
$3,803 USD
View
A
Retailer 7
-
$4,265 USD
£3,358 GBP
View
B+
Retailer 8
-
$4,465 USD
View
B+
Retailer 9
-
$4,738 USD
£3,731 GBP
View
B+
Retailer 10
-
$5,147 USD
View
B+
Retailer 11
-
$5,238 USD
View
Retailer 12
-
$5,642 USD
€5,373 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$6,172 USD
£4,860 GBP
View
B+
Retailer 14
-
$6,452 USD
ZAR 104,240 ZAR
View
B
Retailer 15
-
$9,106 USD
£7,170 GBP
View
B
Retailer 16
-
$9,291 USD
View
B
Retailer 17
-
$10,100 USD
View
B
Retailer 18
-
$12,456 USD
View
B
Retailer 19
-
$12,592 USD
SGD 17,016 SGD
View
Most Expensive
B
With Clarity
843655417 · Oct 30
$13,153 USD
View
19 more retailers have this diamond
Prices start from $3,081 USDSave up to $10,072 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
7.77ct Radiant
$3,081 USD