Cushion|Lab Grown|IGI

1.25ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG798609325

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG798609325

Diamond specifications and retailer prices

From $543 USD
As of October 30, 2026
Save $3,767 USD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,310 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown cushion diamond

This 1.25ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG798609325 or 798609325. Listed at 22 retailers as of October 30, 2026, with prices from $543 to $4,310, a $3,767 spread on the same certified stone. Do Amore Diamonds lists it at $4,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798609325
Dimensions8.12 × 5.63 × 3.63 mm
L/W Ratio1.44
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
8.12 mm5.63 mm1.25 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798609325
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 64.5%

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: $740 USD|Low: $543 USD|High: $2,805 USD|Avg: $1,459 USD|+22.3%
Retailer 1
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
October 31, 2026
Retailer 6$543 USD
Retailer 4$661 USD
Retailer 1$740 USD
Retailer 13$890 USD
Retailer 9$973 USD
Retailer 8$1,034 USD
Retailer 12$1,035 USD
Retailer 11$1,141 USD
Retailer 3$1,480 USD
Retailer 15$1,727 USD
Retailer 2$1,864 USD
Retailer 14$1,935 USD
Retailer 5$2,586 USD
Retailer 7$2,690 USD
Retailer 10$2,788 USD

39 data points across 15 retailers

22 retailers$543 USD to $4,310 USD

A
Cheapest Retailer
-
$543 USD
Final sale: no returns
A
Retailer 2
-
$661 USD
View
A
Retailer 3
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$687 USD
View
A
Retailer 4
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$740 USD
View
A
Retailer 5
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$890 USD
View
A
Retailer 6
-
$973 USD
€927 EUR
View
A
Retailer 7
-
$1,034 USD
£814 GBP
View
A
Retailer 8
-
$1,035 USD
View
B+
Retailer 9
-
$1,141 USD
ZAR 18,438 ZAR
View
B+
Retailer 10
-
$1,480 USD
View
B+
Retailer 11
-
$1,727 USD
View
B+
Retailer 12
-
$1,864 USD
CA$2,589 CAD
View
B+
Retailer 13
-
$1,935 USD
£1,524 GBP
View
B
Retailer 14
-
$2,091 USD
View
B
Retailer 15
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$2,274 USD
View
B
Retailer 16
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$2,274 USD
View
B
Retailer 17
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$2,419 USD
View
B
Retailer 18
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$2,586 USD
View
Retailer 19
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$2,690 USD
View
Price last confirmed 37 days ago
B
Retailer 20
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$2,788 USD
£2,195 GBP
View
B
Retailer 21
-
$3,730 USD
View
Most Expensive
B
Do Amore Diamonds
27-889172143 · Oct 31
$4,310 USD
View
21 more retailers have this diamond
Prices start from $543 USDSave up to $3,767 USD

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
1.25ct Cushion
$543 USD