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Oval|Lab Grown|IGI

1.50ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG818667691

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818667691

Diamond specifications and retailer prices

From $532 NZD
$300 USD
As of October 29, 2026
Save $5,891 NZD (92%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,423 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818667691 or 818667691. Listed at 20 retailers as of October 28, 2026, with prices from $532 to $6,423, a $5,891 spread on the same certified stone. Rare Carat lists it at $6,423. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818667691
Dimensions9.20 × 6.50 × 3.99 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.20 mm6.50 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818667691
Side View
Table 62.0%Crown 34.2°Girdle: MED-THKPavilion 40.5°Culet: NoneDepth 61.4%

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: Oct 29
Current: $6,423 NZD|Low: $532 NZD|High: $6,813 NZD|Avg: $1,967 NZD|-0.3%
Rare Carat
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 20$532 NZD
Retailer 7$596 NZD
Retailer 18$617 NZD
Retailer 6$660 NZD
Retailer 8$660 NZD
Retailer 16$940 NZD
Retailer 9$1,079 NZD
Retailer 3$1,131 NZD
Retailer 15$1,134 NZD
Retailer 13$1,171 NZD
Retailer 5$1,783 NZD
Retailer 19$2,028 NZD
Retailer 4$2,122 NZD
Retailer 11$2,206 NZD
Retailer 12$2,239 NZD
Retailer 21$2,324 NZD
Retailer 10$2,569 NZD
Retailer 17$2,650 NZD
Retailer 14$2,951 NZD
Retailer 2$4,578 NZD
Rare Carat$6,423 NZD

26 data points across 21 retailers

20 retailers$532 NZD to $6,423 NZD

A
Cheapest Retailer
-
$532 NZD
$300 USD
A
Retailer 2
-
$596 NZD
$336 USD
View
Final sale: no returns
A
Retailer 3
-
$617 NZD
$348 USD
View
A
Retailer 4
-
$660 NZD
$372 USD
View
A
Retailer 5
-
$660 NZD
$372 USD
View
A
Retailer 6
-
$940 NZD
$530 USD
View
A
Retailer 7
-
$1,079 NZD
$608 USD
View
A
Retailer 8
-
$1,134 NZD
ZAR 10,326 ZAR
View
A
Retailer 9
-
$1,171 NZD
£520 GBP
View
B+
Retailer 10
-
$1,783 NZD
$1,005 USD
View
B+
Retailer 11
-
$2,028 NZD
$1,143 USD
View
B+
Retailer 12
-
$2,122 NZD
$1,196 USD
View
B+
Retailer 13
-
$2,206 NZD
$1,243 USD
View
B+
Retailer 14
-
$2,239 NZD
SGD 1,705 SGD
View
B+
Retailer 15
-
$2,324 NZD
$1,310 USD
View
B+
Retailer 16
-
$2,569 NZD
£1,140 GBP
View
B+
Retailer 17
-
$2,650 NZD
£1,176 GBP
View
B+
Retailer 18
-
$2,951 NZD
$1,663 USD
View
B
Retailer 19
-
$4,578 NZD
$2,580 USD
View
Most Expensive
B
Rare Carat
PD-227622 · Oct 28
$6,423 NZD
$3,620 USD
View
19 more retailers have this diamond
Prices start from $532 NZDSave up to $5,891 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
1.50ct Oval
$532 NZD