Radiant|Lab Grown|IGI

1.17ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801694890

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

Certificate IGI LG801694890

Diamond specifications and retailer prices

From $392 USD
£309 GBP
As of October 30, 2026
Save $2,068 USD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,475 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 LG801694890 or 801694890. Listed at 14 retailers as of October 30, 2026, with a 527% 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 angle35.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694890
Dimensions7.60 × 5.40 × 3.47 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
7.60 mm5.40 mm1.17 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694890
Side View
Table 62.0%Crown 35.3°Girdle: THN-MEDPavilion 34.8°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
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: $2,475 USD|Low: $391 USD|High: $3,680 USD|Avg: $1,326 USD|+10.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6$392 USD
Retailer 8$502 USD
Retailer 11$568 USD
Retailer 4$570 USD
Retailer 3$587 USD
Retailer 2$647 USD
Retailer 10$1,057 USD
Retailer 7$1,530 USD
Retailer 5$2,180 USD
Retailer 9$2,460 USD
Rare Carat$2,475 USD

37 data points across 11 retailers

14 retailers$392 USD to $2,460 USD

Retailer 1
-
$292 USD
Price last confirmed 20 days ago
Retailer 2
-
$338 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$392 USD
£309 GBP
View
A
Retailer 4
-
$502 USD
View
A
Retailer 5
-
$568 USD
View
A
Retailer 6
-
$570 USD
View
A
Retailer 7
-
$587 USD
View
A
Retailer 8
-
$647 USD
€616 EUR
View
B+
Retailer 9
-
$1,057 USD
View
Retailer 10
-
$1,284 USD
View
Price last confirmed 21 days ago
B+
Retailer 11
-
$1,530 USD
£1,205 GBP
View
B
Retailer 12
-
$2,180 USD
View
B
Retailer 13
-
$2,460 USD
View
Most Expensive
Rare Carat
B89-7 · Oct 21
$2,475 USD
View
Price last confirmed 10 days ago
13 more retailers have this diamond
Prices start from $392 USDSave up to $2,068 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
$392 USD