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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG836639790

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836639790

Diamond specifications and retailer prices

From $507 NZD
£224 GBP
As of November 2, 2026
Save $2,941 NZD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,448 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion 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 LG836639790 or 836639790. Listed at 11 retailers as of November 2, 2026, with prices from $507 to $3,448, a $2,941 spread on the same certified stone. Do Amore Diamonds lists it at $3,448. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639790
Dimensions6.57 × 5.47 × 3.79 mm
L/W Ratio1.20
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
6.57 mm5.47 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639790
Side View
Table 60.0%Crown 33.8°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $3,448 NZD|Low: $507 NZD|High: $3,555 NZD|Avg: $1,725 NZD|-3.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2$507 NZD
Retailer 11$773 NZD
Retailer 10$810 NZD
Retailer 5$840 NZD
Retailer 9$1,192 NZD
Retailer 8$1,200 NZD
Retailer 4$1,973 NZD
Retailer 3$2,293 NZD
Retailer 6$2,488 NZD
Retailer 7$2,554 NZD
Do Amore Diamonds$3,448 NZD

37 data points across 11 retailers

11 retailers$507 NZD to $3,448 NZD

A+
Cheapest Retailer
-
$507 NZD
£224 GBP
A
Retailer 2
-
$773 NZD
$435 USD
View
A
Retailer 3
-
$810 NZD
$456 USD
View
A
Retailer 4
-
$840 NZD
€450 EUR
View
A
Retailer 5
-
$1,192 NZD
$671 USD
View
A
Retailer 6
-
$1,200 NZD
A$1,039 AUD
View
B+
Retailer 7
-
$1,973 NZD
£874 GBP
View
B+
Retailer 8
-
$2,293 NZD
$1,290 USD
View
B+
Retailer 9
-
$2,488 NZD
$1,400 USD
View
B+
Retailer 10
-
$2,554 NZD
A$2,211 AUD
View
Most Expensive
B
Do Amore Diamonds
27-5D9DE4E7C · Nov 2
$3,448 NZD
$1,940 USD
View
10 more retailers have this diamond
Prices start from $507 NZDSave up to $2,941 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+
1.03ct Cushion
$507 NZD