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Round|Lab Grown|IGI

3.55ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG780604660

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780604660

Diamond specifications and retailer prices

From $1,338 NZD
$754 USD
As of October 29, 2026
Save $13,140 NZD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $14,478 NZD at Brilliant Earth · As of October 29, 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 LG780604660 or 780604660. Listed at 20 retailers as of October 29, 2026, with prices from $1,338 to $14,478, a $13,140 spread on the same certified stone. Brilliant Earth lists it at $14,478. 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 angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780604660
Dimensions9.81 × 9.77 × 6.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.81 mm9.77 mm3.55 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780604660
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.4%

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: $14,478 NZD|Low: $1,301 NZD|High: $14,478 NZD|Avg: $3,762 NZD|+1.4%
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 15$1,338 NZD
Retailer 5$1,448 NZD
Retailer 14$1,496 NZD
Retailer 10$1,544 NZD
Retailer 3$1,551 NZD
Retailer 16$1,863 NZD
Retailer 11$2,189 NZD
Retailer 13$2,620 NZD
Retailer 7$2,798 NZD
Retailer 6$3,577 NZD
Retailer 4$3,846 NZD
Retailer 17$3,975 NZD
Retailer 9$4,792 NZD
Retailer 8$5,218 NZD
Retailer 2$6,241 NZD
Retailer 18$6,451 NZD
Retailer 12$11,870 NZD
Brilliant Earth$14,478 NZD

27 data points across 18 retailers

20 retailers$1,338 NZD to $14,478 NZD

A
Cheapest Retailer
-
$1,338 NZD
$754 USD
A
Retailer 2
-
$1,448 NZD
$816 USD
View
A
Retailer 3
-
$1,496 NZD
$843 USD
View
Final sale: no returns
Retailer 4
-
$1,544 NZD
$870 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,551 NZD
$874 USD
View
A
Retailer 6
-
$1,863 NZD
$1,050 USD
View
A
Retailer 7
-
$2,189 NZD
$1,234 USD
View
A
Retailer 8
-
$2,620 NZD
£1,163 GBP
View
A
Retailer 9
-
$2,798 NZD
$1,577 USD
View
Retailer 10
-
$3,566 NZD
$2,010 USD
View
Price last confirmed 44 days ago
B+
Retailer 11
-
$3,577 NZD
$2,016 USD
View
Retailer 12
-
$3,846 NZD
A$3,335 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$3,975 NZD
ZAR 36,192 ZAR
View
B+
Retailer 14
-
$4,792 NZD
$2,701 USD
View
B+
Retailer 15
-
$5,218 NZD
$2,941 USD
View
B+
Retailer 16
-
$6,241 NZD
$3,517 USD
View
B+
Retailer 17
-
$6,451 NZD
£2,863 GBP
View
B
Retailer 18
-
$11,870 NZD
$6,690 USD
View
B
Retailer 19
-
$12,899 NZD
$7,270 USD
View
Most Expensive
B
Brilliant Earth
20678617Y · Oct 29
$14,478 NZD
$8,160 USD
View
19 more retailers have this diamond
Prices start from $1,338 NZDSave up to $13,140 NZD

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
$1,338 NZD