Emerald|Lab Grown|IGI

1.23ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG813675350

Shape and cutting style on the report: Emerald cut

Certificate IGI LG813675350

Diamond specifications and retailer prices

From $382 NZD
$215 USD
As of October 30, 2026
Save $3,229 NZD (89%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,643 NZD at Brilliant Earth · As of October 20, 2026
View at Brilliant Earth

About this 1.23ct lab-grown emerald diamond

This 1.23ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813675350 or 813675350. Listed at 25 retailers as of October 27, 2026, with a 845% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813675350
Dimensions7.31 × 5.15 × 3.40 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm5.15 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813675350
Side View
Table 70.0%Crown 36.7°Girdle: MediumPavilion 41.4°Culet: LargeDepth 66.0%

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 30
Current: $3,181 NZD|Low: $380 NZD|High: $3,963 NZD|Avg: $1,276 NZD|-19.7%
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
November 1, 2026
Retailer 3$382 NZD
Retailer 23$425 NZD
Retailer 22$443 NZD
Retailer 7$473 NZD
Retailer 10$473 NZD
Retailer 6$523 NZD
Retailer 12$640 NZD
Retailer 18$797 NZD
Retailer 19$812 NZD
Retailer 13$876 NZD
Retailer 8$1,038 NZD
Retailer 17$1,155 NZD
Retailer 20$1,155 NZD
Retailer 4$1,383 NZD
Retailer 16$1,520 NZD
Retailer 14$1,540 NZD
Retailer 9$1,614 NZD
Retailer 21$1,792 NZD
Retailer 15$1,842 NZD
Retailer 2$1,894 NZD
Retailer 11$2,204 NZD
Retailer 5$2,630 NZD
Brilliant Earth$3,181 NZD

38 data points across 23 retailers

25 retailers$382 NZD to $3,611 NZD

A
Cheapest Retailer
-
$382 NZD
$215 USD
A
Retailer 2
-
$425 NZD
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$443 NZD
$249 USD
View
A
Retailer 4
-
$473 NZD
$266 USD
View
Retailer 5
-
$473 NZD
$266 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$523 NZD
HK$2,300 HKD
View
B+
Retailer 7
-
$640 NZD
$360 USD
View
A
Retailer 8
-
$797 NZD
€427 EUR
View
A
Retailer 9
-
$812 NZD
ZAR 7,383 ZAR
View
A
Retailer 10
-
$876 NZD
£388 GBP
View
A
Retailer 11
-
$1,038 NZD
$584 USD
View
A
Retailer 12
-
$1,155 NZD
$650 USD
View
A
Retailer 13
-
$1,155 NZD
A$1,000 AUD
View
B+
Retailer 14
-
$1,383 NZD
$778 USD
View
B+
Retailer 15
-
$1,520 NZD
$855 USD
View
B+
Retailer 16
-
$1,540 NZD
SGD 1,171 SGD
View
B+
Retailer 17
-
$1,614 NZD
$908 USD
View
B+
Retailer 18
-
$1,792 NZD
A$1,551 AUD
View
B+
Retailer 19
-
$1,842 NZD
£816 GBP
View
B+
Retailer 20
-
$1,894 NZD
£839 GBP
View
B
Retailer 21
-
$2,204 NZD
$1,240 USD
View
B
Retailer 22
-
$2,630 NZD
$1,480 USD
View
B
Retailer 23
-
$3,181 NZD
$1,790 USD
View
B
Retailer 24
-
$3,611 NZD
£1,600 GBP
View
Most Expensive
Brilliant Earth
20644179A · Oct 20
$3,643 NZD
$2,050 USD
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from $382 NZDSave up to $3,229 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
1.23ct Emerald
$382 NZD