CaratHunter
Plans
Heart|Lab Grown|IGI

1.51ct G VVS1 Heart Lab Grown Diamond

ID • G/VVS1 • IGI LG828612965

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828612965

Diamond specifications and retailer prices

From $425 NZD
As of November 4, 2026
Save $1,283 NZD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,708 NZD at Brilliance · As of November 4, 2026
View at Brilliance

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828612965 or 828612965. Listed at 4 retailers as of November 4, 2026, with prices from $425 to $1,708, a $1,283 spread on the same certified stone. Brilliance lists it at $1,708. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828612965
Dimensions7.18 × 7.93 × 4.70 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.18 mm7.93 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828612965
Side View
Table 58.0%Crown 33.4°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 59.3%

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: $1,708 NZD|Low: $425 NZD|High: $3,842 NZD|Avg: $1,402 NZD|-13.8%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$425 NZD
Retailer 6$576 NZD
Retailer 3$646 NZD
Retailer 9$879 NZD
Retailer 7$920 NZD
Retailer 5$994 NZD
Retailer 4$1,195 NZD
Brilliance$1,708 NZD
Retailer 8$2,064 NZD
Retailer 10$3,842 NZD

11 data points across 10 retailers

4 retailers$425 NZD to $1,708 NZD

A
Cheapest Retailer
-
$425 NZD
Final sale: no returns
B+
Retailer 2
-
$646 NZD
View
Retailer 3
-
$1,195 NZD
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliance
D44948853 · Nov 4
$1,708 NZD
$960 USD
View
3 more retailers have this diamond
Prices start from $425 NZDSave up to $1,283 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
1.51ct Heart
$425 NZD