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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 $4,386 AUD
$3,081 USD
As of October 30, 2026
Save $14,338 AUD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $18,725 AUD at With Clarity · As of October 31, 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 $4,386 to $18,725, a $14,338 spread on the same certified stone. With Clarity lists it at $18,725. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,746 AUD|Low: $4,386 AUD|High: $19,550 AUD|Avg: $9,320 AUD|-4.7%
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 31, 2026
Retailer 15$4,386 AUD
Retailer 8$4,798 AUD
Retailer 14$4,911 AUD
Retailer 2$5,088 AUD
Retailer 3$5,310 AUD
Retailer 13$5,414 AUD
Retailer 16$6,071 AUD
Retailer 7$6,356 AUD
Retailer 1$6,746 AUD
Retailer 12$7,161 AUD
Retailer 9$7,457 AUD
Retailer 10$8,031 AUD
Retailer 4$8,787 AUD
Retailer 19$9,186 AUD
Retailer 5$12,963 AUD
Retailer 11$13,227 AUD
Retailer 18$14,378 AUD
Retailer 17$17,732 AUD
Retailer 6$17,926 AUD
With Clarity$18,725 AUD

9 data points across 20 retailers

20 retailers$4,386 AUD to $18,725 AUD

A
Cheapest Retailer
-
$4,386 AUD
$3,081 USD
A
Retailer 2
-
$4,798 AUD
$3,370 USD
View
A
Retailer 3
-
$4,911 AUD
$3,450 USD
View
Final sale: no returns
A
Retailer 4
-
$5,088 AUD
$3,574 USD
View
A
Retailer 5
-
$5,310 AUD
$3,730 USD
View
A
Retailer 6
-
$5,414 AUD
$3,803 USD
View
A
Retailer 7
-
$6,071 AUD
£3,358 GBP
View
B+
Retailer 8
-
$6,356 AUD
$4,465 USD
View
B+
Retailer 9
-
$6,746 AUD
£3,731 GBP
View
B+
Retailer 10
-
$7,161 AUD
$5,030 USD
View
B+
Retailer 11
-
$7,457 AUD
$5,238 USD
View
Retailer 12
-
$8,031 AUD
€5,373 EUR
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$8,787 AUD
£4,860 GBP
View
B+
Retailer 14
-
$9,186 AUD
ZAR 104,240 ZAR
View
B
Retailer 15
-
$12,963 AUD
£7,170 GBP
View
B
Retailer 16
-
$13,227 AUD
$9,291 USD
View
B
Retailer 17
-
$14,378 AUD
$10,100 USD
View
B
Retailer 18
-
$17,732 AUD
$12,456 USD
View
B
Retailer 19
-
$17,926 AUD
SGD 17,016 SGD
View
Most Expensive
B
With Clarity
843655417 · Oct 31
$18,725 AUD
$13,153 USD
View
19 more retailers have this diamond
Prices start from $4,386 AUDSave up to $14,338 AUD

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
$4,386 AUD