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Radiant|Lab Grown|IGI

3.55ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG823670776

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

Certificate IGI LG823670776

Diamond specifications and retailer prices

From $856 AUD
HK$4,700 HKD
As of October 30, 2026
Save $2,024 AUD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,815 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 3.55ct lab-grown radiant diamond

This 3.55ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823670776 or 823670776. Listed at 10 retailers as of October 29, 2026, with a 236% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.55
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823670776
Dimensions11.26 × 7.62 × 4.74 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.26 mm7.62 mm3.55 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823670776
Side View
Table 65.0%Crown 41.6°Girdle: Slightly ThickPavilion 32.6°Culet: NoneDepth 62.2%

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: $3,815 AUD|Low: $856 AUD|High: $3,908 AUD|Avg: $2,026 AUD|-2.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$856 AUD
Retailer 7$1,223 AUD
Retailer 6$1,241 AUD
Retailer 5$1,256 AUD
Retailer 2$1,289 AUD
Retailer 9$1,975 AUD
Retailer 8$2,554 AUD
Retailer 3$2,880 AUD
Retailer 10$3,318 AUD
Rare Carat$3,815 AUD

41 data points across 10 retailers

10 retailers$856 AUD to $2,880 AUD

A
Cheapest Retailer
-
$856 AUD
HK$4,700 HKD
B+
Retailer 2
-
$1,223 AUD
$859 USD
View
A
Retailer 3
-
$1,241 AUD
$872 USD
View
A
Retailer 4
-
$1,256 AUD
€840 EUR
View
A
Retailer 5
-
$1,289 AUD
£713 GBP
View
A
Retailer 6
-
$1,975 AUD
$1,387 USD
View
Retailer 7
-
$2,554 AUD
$1,794 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$2,880 AUD
£1,593 GBP
View
Retailer 9
-
$3,318 AUD
View
Price last confirmed 25 days ago
Most Expensive
Rare Carat
KI7766707KF823 · Oct 21
$3,815 AUD
$2,680 USD
View
Price last confirmed 9 days ago
9 more retailers have this diamond
Prices start from $856 AUDSave up to $2,024 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
3.55ct Radiant
$856 AUD