Marquise|Lab Grown|IGI

5.51ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG830634781

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG830634781

Diamond specifications and retailer prices

From $8,887 NZD
$5,009 USD
As of October 31, 2026
Save $16,693 NZD (65%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $67,548 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.51ct lab-grown marquise diamond

This 5.51ct lab-grown marquise sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830634781 or 830634781. Listed at 24 retailers as of October 31, 2026, with a 188% 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

5.51
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830634781
Dimensions19.02 × 9.10 × 5.39 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.02 mm9.10 mm5.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830634781
Side View
Table 57.0%Crown 31.6°Girdle: THK-VTKPavilion 38.4°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $67,548 NZD|Low: $8,887 NZD|High: $74,716 NZD|Avg: $21,974 NZD|-9.6%
Do Amore Diamonds
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
November 1, 2026
Retailer 7$8,887 NZD
Retailer 5$9,425 NZD
Retailer 10$10,994 NZD
Retailer 4$11,389 NZD
Retailer 19$11,389 NZD
Retailer 18$11,400 NZD
Retailer 16$12,420 NZD
Retailer 17$14,026 NZD
Retailer 15$15,710 NZD
Retailer 6$16,487 NZD
Retailer 13$17,253 NZD
Retailer 11$17,901 NZD
Retailer 3$21,567 NZD
Retailer 14$25,540 NZD
Retailer 2$25,580 NZD
Retailer 12$26,295 NZD
Retailer 8$31,346 NZD
Retailer 9$43,746 NZD
Do Amore Diamonds$67,548 NZD

38 data points across 19 retailers

24 retailers$8,887 NZD to $25,580 NZD

B+
Cheapest Retailer
-
$8,887 NZD
$5,009 USD
Retailer 2
-
$9,425 NZD
$5,312 USD
View
Price last confirmed 30 days ago
B+
Retailer 3
-
$9,817 NZD
$5,533 USD
View
Retailer 4
-
$10,289 NZD
$5,799 USD
View
Price last confirmed 34 days ago
B
Retailer 5
-
$10,994 NZD
$6,196 USD
View
Final sale: no returns
Retailer 6
-
$11,389 NZD
$6,419 USD
View
Price last confirmed 29 days ago
Retailer 7
-
$11,389 NZD
$6,419 USD
View
Price last confirmed 16 days ago
B
Retailer 8
-
$11,389 NZD
$6,419 USD
View
B
Retailer 9
-
$11,400 NZD
$6,425 USD
View
B
Retailer 10
-
$12,420 NZD
$7,000 USD
View
B
Retailer 11
-
$14,026 NZD
$7,905 USD
View
Retailer 12
-
$14,924 NZD
$8,411 USD
View
Price last confirmed 32 days ago
B
Retailer 13
-
$14,924 NZD
$8,411 USD
View
B
Retailer 14
-
$15,710 NZD
£6,972 GBP
View
B
Retailer 15
-
$16,487 NZD
$9,292 USD
View
B
Retailer 16
-
$17,253 NZD
A$14,960 AUD
View
B
Retailer 17
-
$17,901 NZD
£7,944 GBP
View
B
Retailer 18
-
$21,567 NZD
$12,155 USD
View
B
Retailer 19
-
$25,540 NZD
ZAR 232,541 ZAR
View
B
Retailer 20
-
$25,580 NZD
£11,352 GBP
View
Retailer 21
-
$26,295 NZD
A$22,800 AUD
View
Price under review
Retailer 22
-
$31,346 NZD
$17,667 USD
View
Price under review
Most Expensive
Do Amore Diamonds
27-C327FB300 · Oct 31
$67,548 NZD
$38,070 USD
View
Price under review
22 more retailers have this diamond
Prices start from $8,887 NZDSave up to $16,693 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.

B+
5.51ct Marquise
$8,887 NZD