CaratHunter
Plans
Heart|Lab Grown|IGI

0.51ct D VVS1 Heart Lab Grown Diamond

FR • D/VVS1 • IGI LG816649682

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG816649682

Diamond specifications and retailer prices

From $261 NZD
As of November 4, 2026
Save $1,557 NZD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,817 NZD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 0.51ct lab-grown heart diamond

This 0.51ct lab-grown heart sits in the half to three-quarter carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG816649682 or 816649682. Listed at 17 retailers as of November 4, 2026, with prices from $261 to $1,817, a $1,557 spread on the same certified stone. Reve Diamonds lists it at $1,817. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VVS1
Clarity
Fair
Cut

Specifications

CutFair
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816649682
Dimensions5.03 × 5.58 × 2.94 mm
L/W Ratio1.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.03 mm5.58 mm0.51 ctD / VVS1
OriginLab Grown
CutFair
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG816649682
Side View
Table 74.0%Crown 42°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 52.7%

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: Nov 4
Current: $553 NZD|Low: $250 NZD|High: $1,529 NZD|Avg: $607 NZD|+3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 7$261 NZD
Retailer 11$291 NZD
Retailer 10$303 NZD
Retailer 9$323 NZD
Retailer 3$458 NZD
Retailer 6$550 NZD
Retailer 1$553 NZD
Retailer 2$644 NZD
Retailer 4$834 NZD
Retailer 8$887 NZD
Retailer 5$1,511 NZD

45 data points across 11 retailers

17 retailers$261 NZD to $1,817 NZD

A
Cheapest Retailer
-
$261 NZD
B+
Retailer 2
-
$291 NZD
View
Final sale: no returns
B+
Retailer 3
-
$303 NZD
View
B+
Retailer 4
-
$323 NZD
View
B+
Retailer 5
-
$362 NZD
View
B+
Retailer 6
-
$456 NZD
View
B+
Retailer 7
-
$458 NZD
View
B+
Retailer 8
-
$550 NZD
View
B+
Retailer 9
-
$553 NZD
View
B
Retailer 10
-
$644 NZD
View
B
Retailer 11
-
$834 NZD
View
B
Retailer 12
-
$887 NZD
View
B
Retailer 13
-
$892 NZD
View
C
Retailer 14
-
$1,082 NZD
View
C
Retailer 15
-
$1,137 NZD
View
C
Retailer 16
-
$1,511 NZD
View
Most Expensive
C
Reve Diamonds
919FD46CF · Nov 4
$1,817 NZD
$1,025 USD
View
16 more retailers have this diamond
Prices start from $261 NZDSave up to $1,557 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
0.51ct Heart
$261 NZD