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Emerald|Lab Grown|IGI

4.45ct D IF Emerald Lab Grown Diamond

ID • D/IF • IGI LG831645340

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831645340

Diamond specifications and retailer prices

From $12,039 NZD
As of November 3, 2026
Save $26,110 NZD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $38,149 NZD at With Clarity · As of November 3, 2026
View at With Clarity

About this 4.45ct lab-grown emerald diamond

This 4.45ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831645340 or 831645340. Listed at 13 retailers as of November 3, 2026, with prices from $12,039 to $38,149, a $26,110 spread on the same certified stone. With Clarity lists it at $38,149. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.45
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831645340
Dimensions10.93 × 7.73 × 5.06 mm
L/W Ratio1.41
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
10.93 mm7.73 mm4.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831645340
Side View
Table 63.0%Crown 33.4°Girdle: MediumPavilion 42.2°Culet: LargeDepth 65.5%

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: Nov 3
Current: $12,314 NZD|Low: $12,039 NZD|High: $38,149 NZD|Avg: $20,412 NZD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
November 4, 2026
Retailer 10$12,039 NZD
Retailer 9$12,114 NZD
Retailer 1$12,314 NZD
Retailer 8$14,402 NZD
Retailer 2$14,766 NZD
Retailer 7$15,758 NZD
Retailer 4$19,814 NZD
Retailer 6$20,465 NZD
Retailer 3$25,831 NZD
Retailer 5$29,874 NZD
Retailer 11$34,228 NZD
With Clarity$38,149 NZD

24 data points across 12 retailers

13 retailers$12,039 NZD to $38,149 NZD

A
Cheapest Retailer
-
$12,039 NZD
A
Retailer 2
-
$12,114 NZD
View
A
Retailer 3
-
$12,314 NZD
View
Retailer 4
-
$14,402 NZD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
$14,766 NZD
View
B+
Retailer 6
-
$15,758 NZD
View
B+
Retailer 7
-
$15,824 NZD
View
B+
Retailer 8
-
$19,814 NZD
View
B+
Retailer 9
-
$20,465 NZD
View
B
Retailer 10
-
$25,831 NZD
View
B
Retailer 11
-
$29,874 NZD
View
B
Retailer 12
-
$34,228 NZD
View
Most Expensive
B
With Clarity
831645340 · Nov 3
$38,149 NZD
$21,456 USD
View
12 more retailers have this diamond
Prices start from $12,039 NZDSave up to $26,110 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
4.45ct Emerald
$12,039 NZD