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Round|Lab Grown|IGI

1.51ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG810643607

Shape and cutting style on the report: Round brilliant

Certificate IGI LG810643607

Diamond specifications and retailer prices

From $665 NZD
$375 USD
As of October 29, 2026
Save $5,050 NZD (88%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,715 NZD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG810643607 or 810643607. Listed at 26 retailers as of October 29, 2026, with prices from $665 to $5,715, a $5,050 spread on the same certified stone. Yadav Diamonds lists it at $5,715. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810643607
Dimensions7.27 × 7.32 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.27 mm7.32 mm1.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810643607
Side View
Table 56.0%Crown 34.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
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 29
Current: $1,487 NZD|Low: $665 NZD|High: $3,850 NZD|Avg: $1,877 NZD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 31, 2026
Retailer 22$665 NZD
Retailer 14$743 NZD
Retailer 9$772 NZD
Retailer 2$825 NZD
Retailer 13$825 NZD
Retailer 15$931 NZD
Retailer 21$1,091 NZD
Retailer 23$1,109 NZD
Retailer 4$1,272 NZD
Retailer 19$1,295 NZD
Retailer 20$1,417 NZD
Retailer 1$1,487 NZD
Retailer 5$1,595 NZD
Retailer 17$1,913 NZD
Retailer 12$1,939 NZD
Retailer 6$2,651 NZD
Retailer 8$2,672 NZD
Retailer 11$2,720 NZD
Retailer 7$3,087 NZD
Retailer 3$3,108 NZD
Retailer 18$3,240 NZD
Retailer 10$3,598 NZD
Retailer 16$3,850 NZD

31 data points across 23 retailers

26 retailers$665 NZD to $5,715 NZD

A
Cheapest Retailer
-
$665 NZD
$375 USD
A
Retailer 2
-
$743 NZD
$419 USD
View
Final sale: no returns
A
Retailer 3
-
$772 NZD
$435 USD
View
A
Retailer 4
-
$825 NZD
$465 USD
View
A
Retailer 5
-
$825 NZD
$465 USD
View
A
Retailer 6
-
$931 NZD
HK$4,100 HKD
View
A
Retailer 7
-
$1,091 NZD
$615 USD
View
A
Retailer 8
-
$1,109 NZD
$625 USD
View
A
Retailer 9
-
$1,272 NZD
$717 USD
View
A
Retailer 10
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$1,295 NZD
€695 EUR
View
A
Retailer 11
-
$1,417 NZD
ZAR 12,902 ZAR
View
A
Retailer 12
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$1,487 NZD
£660 GBP
View
A
Retailer 13
-
$1,595 NZD
$899 USD
View
B+
Retailer 14
-
$1,913 NZD
A$1,659 AUD
View
B+
Retailer 15
-
$1,939 NZD
$1,093 USD
View
B+
Retailer 16
-
$2,314 NZD
$1,304 USD
View
B+
Retailer 17
-
$2,651 NZD
$1,494 USD
View
B+
Retailer 18
-
$2,672 NZD
SGD 2,035 SGD
View
B+
Retailer 19
-
$2,720 NZD
$1,533 USD
View
B+
Retailer 20
-
$2,931 NZD
$1,652 USD
View
B+
Retailer 21
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$3,087 NZD
$1,740 USD
View
B
Retailer 22
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$3,108 NZD
$1,751 USD
View
B+
Retailer 23
-
$3,240 NZD
£1,438 GBP
View
B
Retailer 24
-
$3,598 NZD
$2,028 USD
View
Retailer 25
-
$3,850 NZD
$2,170 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Yadav Diamonds
13011123 · Oct 30
$5,715 NZD
$3,221 USD
View
25 more retailers have this diamond
Prices start from $665 NZDSave up to $5,050 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 Round
$665 NZD