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Radiant|Lab Grown|IGI

1.51ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG685577833

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG685577833

Diamond specifications and retailer prices

From $387 NZD
$218 USD
As of October 30, 2026
Save $3,872 NZD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,258 NZD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG685577833 or 685577833. Listed at 19 retailers as of October 30, 2026, with prices from $387 to $4,258, a $3,872 spread on the same certified stone. Do Amore Diamonds lists it at $4,258. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685577833
Dimensions8.07 × 5.70 × 3.79 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.07 mm5.70 mm1.51 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685577833
Side View
Table 64.0%Crown 49.7°Girdle: MediumPavilion 34.8°Culet: NoneDepth 66.5%

Caratlytics Score

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A+
Exceptional
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,691 NZD|Low: $387 NZD|High: $4,063 NZD|Avg: $1,359 NZD|-9.2%
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
October 30, 2026
Retailer 3$387 NZD
Retailer 10$433 NZD
Retailer 5$449 NZD
Retailer 7$479 NZD
Retailer 16$479 NZD
Retailer 2$644 NZD
Retailer 4$845 NZD
Retailer 14$910 NZD
Retailer 11$1,004 NZD
Retailer 15$1,235 NZD
Retailer 17$1,325 NZD
Retailer 13$1,693 NZD
Retailer 8$1,964 NZD
Retailer 6$2,007 NZD
Retailer 12$2,120 NZD
Do Amore Diamonds$3,691 NZD
Retailer 9$3,744 NZD

31 data points across 17 retailers

19 retailers$387 NZD to $4,258 NZD

A+
Cheapest Retailer
-
$387 NZD
$218 USD
A
Retailer 2
-
$433 NZD
$244 USD
View
Final sale: no returns
A
Retailer 3
-
$449 NZD
$253 USD
View
A
Retailer 4
-
$479 NZD
$270 USD
View
A
Retailer 5
-
$479 NZD
$270 USD
View
B+
Retailer 6
-
$644 NZD
$363 USD
View
A
Retailer 7
-
$845 NZD
$476 USD
View
A
Retailer 8
-
$910 NZD
ZAR 8,287 ZAR
View
A
Retailer 9
-
$1,004 NZD
£445 GBP
View
A
Retailer 10
-
$1,235 NZD
A$1,071 AUD
View
B+
Retailer 11
-
$1,325 NZD
$747 USD
View
B+
Retailer 12
-
$1,693 NZD
$954 USD
View
B+
Retailer 13
-
$1,822 NZD
£809 GBP
View
B+
Retailer 14
-
$1,964 NZD
$1,107 USD
View
B+
Retailer 15
-
$2,007 NZD
$1,131 USD
View
B+
Retailer 16
-
$2,120 NZD
£941 GBP
View
B
Retailer 17
-
$3,691 NZD
$2,080 USD
View
Retailer 18
-
$3,744 NZD
$2,110 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Do Amore Diamonds
23-685577833 · Oct 30
$4,258 NZD
$2,400 USD
View
18 more retailers have this diamond
Prices start from $387 NZDSave up to $3,872 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 Radiant
$387 NZD