Radiant|Lab Grown|IGI

1.17ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825631940

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG825631940

Diamond specifications and retailer prices

From $255 USD
As of October 30, 2026
Save $1,765 USD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,490 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.17ct lab-grown radiant diamond

This 1.17ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825631940 or 825631940. Listed at 20 retailers as of October 30, 2026, with a 692% 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

1.17
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825631940
Dimensions7.40 × 5.25 × 3.60 mm
L/W Ratio1.41
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
7.40 mm5.25 mm1.17 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825631940
Side View
Table 64.0%Crown 39.5°Girdle: MediumPavilion 36.9°Culet: NoneDepth 68.6%

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: $2,490 USD|Low: $255 USD|High: $3,030 USD|Avg: $902 USD|-0.8%
Rare Carat
Retailer 2
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Retailer 6
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 9$255 USD
Retailer 20$295 USD
Retailer 10$298 USD
Retailer 8$316 USD
Retailer 18$316 USD
Retailer 15$326 USD
Retailer 17$475 USD
Retailer 3$528 USD
Retailer 16$543 USD
Retailer 2$593 USD
Retailer 13$602 USD
Retailer 5$727 USD
Retailer 4$970 USD
Retailer 7$1,015 USD
Retailer 6$1,067 USD
Retailer 12$1,168 USD
Retailer 19$1,267 USD
Retailer 11$1,295 USD
Retailer 14$2,020 USD
Rare Carat$2,490 USD

28 data points across 20 retailers

20 retailers$255 USD to $2,020 USD

A
Cheapest Retailer
-
$255 USD
A
Retailer 2
-
$295 USD
View
A
Retailer 3
-
$298 USD
View
Final sale: no returns
A
Retailer 4
-
$316 USD
View
A
Retailer 5
-
$316 USD
View
A
Retailer 6
-
$326 USD
£257 GBP
View
A
Retailer 7
-
$475 USD
View
A
Retailer 8
-
$528 USD
View
A
Retailer 9
-
$543 USD
ZAR 8,766 ZAR
View
A
Retailer 10
-
$593 USD
€565 EUR
View
A
Retailer 11
-
$602 USD
£474 GBP
View
B+
Retailer 12
-
$727 USD
View
B+
Retailer 13
-
$970 USD
View
B+
Retailer 14
-
$1,015 USD
View
B+
Retailer 15
-
$1,067 USD
View
B+
Retailer 16
-
$1,168 USD
SGD 1,579 SGD
View
B+
Retailer 17
-
$1,267 USD
£998 GBP
View
B
Retailer 18
-
$1,295 USD
View
B
Retailer 19
-
$2,020 USD
View
Most Expensive
Rare Carat
PD-232690 · Oct 21
$2,490 USD
View
Price last confirmed 10 days ago
19 more retailers have this diamond
Prices start from $255 USDSave up to $1,765 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
1.17ct Radiant
$255 USD