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Emerald|Lab Grown|IGI

1.51ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG743550532

Shape and cutting style on the report: Emerald cut

Certificate IGI LG743550532

Diamond specifications and retailer prices

From $475 NZD
$267 USD
As of October 30, 2026
Save $5,799 NZD (92%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,274 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550532 or 743550532. Listed at 25 retailers as of October 30, 2026, with prices from $475 to $6,274, a $5,799 spread on the same certified stone. Brilliant Earth lists it at $6,274. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550532
Dimensions7.85 × 5.44 × 3.61 mm
L/W Ratio1.44
Culet sizeLarge
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
7.85 mm5.44 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550532
Side View
Table 63.0%Crown 29.5°Girdle: MediumPavilion 40.4°Culet: LargeDepth 66.4%

Caratlytics Score

How it works →
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 30
Current: $6,274 NZD|Low: $457 NZD|High: $7,767 NZD|Avg: $1,791 NZD|-19.2%
Brilliant Earth
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
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 1, 2026
Retailer 3$475 NZD
Retailer 25$551 NZD
Retailer 2$556 NZD
Retailer 6$590 NZD
Retailer 15$682 NZD
Retailer 8$835 NZD
Retailer 20$871 NZD
Retailer 22$978 NZD
Retailer 23$1,012 NZD
Retailer 12$1,056 NZD
Retailer 19$1,130 NZD
Retailer 14$1,311 NZD
Retailer 24$1,370 NZD
Retailer 9$1,774 NZD
Retailer 7$1,811 NZD
Retailer 4$1,895 NZD
Retailer 18$1,935 NZD
Retailer 16$1,985 NZD
Retailer 17$1,994 NZD
Retailer 11$2,268 NZD
Retailer 13$2,361 NZD
Retailer 21$2,478 NZD
Retailer 10$2,504 NZD
Retailer 5$4,017 NZD
Brilliant Earth$6,274 NZD

35 data points across 25 retailers

25 retailers$475 NZD to $6,274 NZD

A
Cheapest Retailer
-
$475 NZD
$267 USD
A
Retailer 2
-
$551 NZD
$310 USD
View
A
Retailer 3
-
$556 NZD
$313 USD
View
Final sale: no returns
A
Retailer 4
-
$590 NZD
$332 USD
View
A
Retailer 5
-
$682 NZD
HK$3,000 HKD
View
A
Retailer 6
-
$835 NZD
$470 USD
View
A
Retailer 7
-
$871 NZD
$490 USD
View
A
Retailer 8
-
$978 NZD
€524 EUR
View
A
Retailer 9
-
$1,012 NZD
ZAR 9,202 ZAR
View
A
Retailer 10
-
$1,056 NZD
$594 USD
View
A
Retailer 11
-
$1,130 NZD
£501 GBP
View
A
Retailer 12
-
$1,311 NZD
$737 USD
View
A
Retailer 13
-
$1,370 NZD
A$1,186 AUD
View
B+
Retailer 14
-
$1,774 NZD
$998 USD
View
B+
Retailer 15
-
$1,811 NZD
$1,019 USD
View
B+
Retailer 16
-
$1,895 NZD
$1,066 USD
View
B+
Retailer 17
-
$1,935 NZD
$1,089 USD
View
B+
Retailer 18
-
$1,985 NZD
$1,117 USD
View
B+
Retailer 19
-
$1,994 NZD
SGD 1,516 SGD
View
B+
Retailer 20
-
$2,268 NZD
$1,276 USD
View
B+
Retailer 21
-
$2,361 NZD
£1,046 GBP
View
B+
Retailer 22
-
$2,478 NZD
A$2,145 AUD
View
B+
Retailer 23
-
$2,504 NZD
$1,409 USD
View
B
Retailer 24
-
$4,017 NZD
$2,260 USD
View
Most Expensive
B
Brilliant Earth
16656417A · Oct 31
$6,274 NZD
$3,530 USD
View
24 more retailers have this diamond
Prices start from $475 NZDSave up to $5,799 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 Emerald
$475 NZD