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Round|Lab Grown|IGI

3.55ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG770659724

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770659724

Diamond specifications and retailer prices

From $1,550 AUD
$1,089 USD
As of October 29, 2026
Save $5,367 AUD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $13,608 AUD at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770659724 or 770659724. Listed at 22 retailers as of October 27, 2026, with a 346% 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
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770659724
Dimensions9.87 × 9.91 × 5.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.87 mm9.91 mm3.55 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770659724
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.1%

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 29
Current: $13,608 AUD|Low: $1,358 AUD|High: $14,049 AUD|Avg: $4,794 AUD|-3.1%
Brilliant Earth
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
October 29, 2026
Retailer 5$1,735 AUD
Retailer 11$2,043 AUD
Retailer 2$2,587 AUD
Retailer 12$2,598 AUD
Retailer 3$3,052 AUD
Retailer 4$3,647 AUD
Retailer 10$3,866 AUD
Retailer 13$4,057 AUD
Retailer 8$4,175 AUD
Retailer 15$5,207 AUD
Retailer 6$5,220 AUD
Retailer 14$5,384 AUD
Retailer 9$6,130 AUD
Retailer 7$6,917 AUD
Brilliant Earth$13,608 AUD

38 data points across 15 retailers

22 retailers$1,550 AUD to $6,917 AUD

A
Retailer 1
-
$1,550 AUD
$1,089 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$1,550 AUD
$1,089 USD
View
A
Retailer 3
-
$1,687 AUD
$1,185 USD
View
Price last confirmed 35 days ago
A
Retailer 4
-
$1,735 AUD
$1,219 USD
View
Final sale: no returns
A
Retailer 5
-
$1,774 AUD
$1,246 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
$1,798 AUD
$1,263 USD
View
A
Retailer 7
-
$2,043 AUD
$1,435 USD
View
B+
Retailer 8
-
$2,587 AUD
£1,431 GBP
View
B+
Retailer 9
-
$2,598 AUD
$1,825 USD
View
B+
Retailer 10
-
$3,052 AUD
$2,144 USD
View
B+
Retailer 11
-
$3,371 AUD
$2,368 USD
View
B+
Retailer 12
-
$3,371 AUD
$2,368 USD
View
Price last confirmed 38 days ago
B+
Retailer 13
-
$3,647 AUD
$2,562 USD
View
B+
Retailer 14
-
$3,866 AUD
View
B+
Retailer 15
-
$4,057 AUD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$4,175 AUD
ZAR 47,382 ZAR
View
B
Retailer 17
-
$5,207 AUD
$3,658 USD
View
B
Retailer 18
-
$5,220 AUD
$3,667 USD
View
B
Retailer 19
-
$5,384 AUD
View
Price last confirmed 20 days ago
B
Retailer 20
-
$6,130 AUD
£3,391 GBP
View
B
Retailer 21
-
$6,917 AUD
$4,859 USD
View
Most Expensive
B
Brilliant Earth
17909804A · Oct 25
$13,608 AUD
$9,560 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,550 AUDSave up to $5,367 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 Round
$1,550 AUD