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Oval|Lab Grown|IGI

1.51ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG842630150

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG842630150

Diamond specifications and retailer prices

From $725 NZD
As of October 31, 2026
17 retailers carry this diamond
Most expensive: $2,059 NZD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG842630150 or 842630150. Listed at 17 retailers as of October 31, 2026. 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

1.51
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630150
Dimensions8.78 × 6.28 × 4.26 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.78 mm6.28 mm1.51 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630150
Side View
Table 60.0%Crown 37.1°Girdle: MED-THKPavilion 43.2°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $725 NZD|Low: $317 NZD|High: $2,130 NZD|Avg: $999 NZD
Retailer 1
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
Reve Diamonds
October 31, 2026
Retailer 16$332 NZD
Retailer 9$368 NZD
Retailer 17$384 NZD
Retailer 13$411 NZD
Retailer 15$411 NZD
Retailer 10$529 NZD
Retailer 6$568 NZD
Retailer 1$725 NZD
Retailer 11$738 NZD
Retailer 8$808 NZD
Retailer 4$878 NZD
Retailer 14$1,320 NZD
Retailer 3$1,394 NZD
Retailer 5$1,418 NZD
Retailer 2$1,642 NZD
Retailer 7$1,858 NZD
Retailer 12$1,921 NZD
Reve Diamonds$2,059 NZD

26 data points across 18 retailers

17 retailers

Retailer 1
-
$332 NZD
Price last confirmed 11 days ago
Retailer 2
-
$384 NZD
View
Price last confirmed 10 days ago
Retailer 3
-
$411 NZD
View
Price last confirmed 12 days ago
Retailer 4
-
$411 NZD
View
Price last confirmed 12 days ago
Retailer 5
-
$529 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$568 NZD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$725 NZD
View
Retailer 8
-
$738 NZD
View
Price last confirmed 9 days ago
Retailer 9
-
$808 NZD
View
Price last confirmed 10 days ago
Retailer 10
-
$878 NZD
View
Price last confirmed 8 days ago
Retailer 11
-
$1,320 NZD
View
Price last confirmed 9 days ago
Retailer 12
-
$1,394 NZD
View
Price last confirmed 11 days ago
Retailer 13
-
$1,418 NZD
View
Price last confirmed 9 days ago
Retailer 14
-
$1,642 NZD
View
Price last confirmed 16 days ago
Retailer 15
-
$1,858 NZD
View
Price last confirmed 8 days ago
Retailer 16
-
$1,921 NZD
View
Price last confirmed 11 days ago
Most Expensive
Reve Diamonds
3A1441287 · Oct 28
$2,059 NZD
$1,141 USD
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from $725 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 Oval
$725 NZD