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Radiant|Lab Grown|IGI

5.12ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG776670574

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

Certificate IGI LG776670574

Diamond specifications and retailer prices

From $2,518 AUD
$1,769 USD
As of October 30, 2026
Save $16,982 AUD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $19,500 AUD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 5.12ct lab-grown radiant diamond

This 5.12ct 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 LG776670574 or 776670574. Listed at 17 retailers as of October 29, 2026, with prices from $2,518 to $19,500, a $16,982 spread on the same certified stone. Frank Darling lists it at $19,500. 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

5.12
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776670574
Dimensions12.10 × 8.42 × 5.86 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm8.42 mm5.12 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776670574
Side View
Table 68.0%Crown 42.3°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 69.6%

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: Oct 30
Current: $19,500 AUD|Low: $2,518 AUD|High: $21,980 AUD|Avg: $8,676 AUD|-5.7%
Frank Darling
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
October 31, 2026
Retailer 16$2,518 AUD
Retailer 15$2,739 AUD
Retailer 3$3,085 AUD
Retailer 4$3,281 AUD
Retailer 18$3,327 AUD
Retailer 17$4,120 AUD
Retailer 13$4,432 AUD
Retailer 7$4,796 AUD
Retailer 2$4,829 AUD
Retailer 5$5,564 AUD
Retailer 6$6,570 AUD
Retailer 8$8,364 AUD
Retailer 9$8,450 AUD
Retailer 12$9,257 AUD
Retailer 10$10,588 AUD
Retailer 11$12,428 AUD
Retailer 14$17,325 AUD
Frank Darling$19,500 AUD

39 data points across 18 retailers

17 retailers$2,518 AUD to $19,500 AUD

A
Cheapest Retailer
-
$2,518 AUD
$1,769 USD
A
Retailer 2
-
$2,739 AUD
$1,924 USD
View
A
Retailer 3
-
$3,085 AUD
$2,167 USD
View
Final sale: no returns
A
Retailer 4
-
$3,281 AUD
$2,305 USD
View
A
Retailer 5
-
$3,327 AUD
$2,337 USD
View
B+
Retailer 6
-
$4,120 AUD
$2,894 USD
View
B+
Retailer 7
-
$4,432 AUD
$3,113 USD
View
B+
Retailer 8
-
$4,796 AUD
$3,369 USD
View
B+
Retailer 9
-
$4,829 AUD
$3,392 USD
View
Retailer 10
-
$5,564 AUD
€3,722 EUR
View
Price last confirmed 7 days ago
Retailer 11
-
$6,570 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$8,364 AUD
$5,875 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$8,450 AUD
$5,936 USD
View
B
Retailer 14
-
$9,257 AUD
£5,120 GBP
View
B
Retailer 15
-
$12,428 AUD
$8,730 USD
View
B
Retailer 16
-
$17,325 AUD
$12,170 USD
View
Most Expensive
B
Frank Darling
FV-153953GR · Oct 29
$19,500 AUD
$13,698 USD
View
16 more retailers have this diamond
Prices start from $2,518 AUDSave up to $16,982 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
5.12ct Radiant
$2,518 AUD