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Emerald|Lab Grown|IGI

1.09ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG777621405

Shape and cutting style on the report: Emerald cut

Certificate IGI LG777621405

Diamond specifications and retailer prices

From $326 NZD
As of November 6, 2026
Save $2,805 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,273 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown emerald diamond

This 1.09ct lab-grown emerald sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG777621405 or 777621405. Listed at 17 retailers as of November 6, 2026, with a 862% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.09
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG777621405
Dimensions7.02 × 4.82 × 3.20 mm
L/W Ratio1.46
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
7.02 mm4.82 mm1.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG777621405
Side View
Table 64.0%Crown 29.6°Girdle: MediumPavilion 40°Culet: LargeDepth 66.4%

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: Nov 6
Current: $3,273 NZD|Low: $237 NZD|High: $3,273 NZD|Avg: $994 NZD
Do Amore Diamonds
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
November 6, 2026
Retailer 7$237 NZD
Retailer 12$326 NZD
Retailer 5$363 NZD
Retailer 3$379 NZD
Retailer 13$404 NZD
Retailer 15$404 NZD
Retailer 6$548 NZD
Retailer 2$811 NZD
Retailer 9$934 NZD
Retailer 4$970 NZD
Retailer 11$1,373 NZD
Retailer 14$1,436 NZD
Retailer 10$1,868 NZD
Retailer 8$2,081 NZD
Do Amore Diamonds$3,273 NZD

45 data points across 15 retailers

17 retailers$326 NZD to $3,131 NZD

A
Cheapest Retailer
-
$326 NZD
A
Retailer 2
-
$363 NZD
View
Final sale: no returns
A
Retailer 3
-
$379 NZD
View
A
Retailer 4
-
$404 NZD
View
Retailer 5
-
$404 NZD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$548 NZD
View
B+
Retailer 7
-
$811 NZD
View
B+
Retailer 8
-
$934 NZD
View
B+
Retailer 9
-
$970 NZD
View
B
Retailer 10
-
$1,373 NZD
View
B
Retailer 11
-
$1,436 NZD
View
B
Retailer 12
-
$1,742 NZD
View
B
Retailer 13
-
$1,868 NZD
View
B
Retailer 14
-
$2,030 NZD
View
B
Retailer 15
-
$2,081 NZD
View
B
Retailer 16
-
$3,131 NZD
View
Most Expensive
Do Amore Diamonds
23-777621405 · Nov 6
$3,273 NZD
$1,840 USD
View
Price under review
16 more retailers have this diamond
Prices start from $326 NZDSave up to $2,805 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
1.09ct Emerald
$326 NZD