Radiant|Lab Grown|IGI

1.85ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG836612035

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

Certificate IGI LG836612035

Diamond specifications and retailer prices

From $642 USD
As of October 30, 2026
Save $3,848 USD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,495 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.85ct lab-grown radiant diamond

This 1.85ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836612035 or 836612035. Listed at 22 retailers as of October 30, 2026, with a 599% 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

1.85
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836612035
Dimensions8.26 × 6.08 × 4.22 mm
L/W Ratio1.36
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
8.26 mm6.08 mm1.85 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836612035
Side View
Table 65.0%Crown 45.5°Girdle: Slightly ThickPavilion 36°Culet: NoneDepth 69.4%

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: $4,495 USD|Low: $642 USD|High: $4,540 USD|Avg: $1,839 USD|-1.0%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 21
October 31, 2026
Retailer 12$642 USD
Retailer 21$699 USD
Retailer 11$745 USD
Retailer 5$749 USD
Retailer 15$845 USD
Retailer 18$925 USD
Retailer 2$1,190 USD
Retailer 19$1,217 USD
Retailer 4$1,271 USD
Retailer 17$1,369 USD
Retailer 7$1,572 USD
Retailer 6$1,732 USD
Retailer 9$2,095 USD
Retailer 8$2,316 USD
Retailer 20$2,450 USD
Retailer 14$2,571 USD
Retailer 10$2,704 USD
Retailer 3$2,861 USD
Retailer 16$3,156 USD
Retailer 13$4,490 USD
Rare Carat$4,495 USD

26 data points across 21 retailers

22 retailers$642 USD to $4,490 USD

A
Cheapest Retailer
-
$642 USD
A
Retailer 2
-
$699 USD
View
A
Retailer 3
-
$745 USD
View
A
Retailer 4
-
$749 USD
View
Final sale: no returns
Retailer 5
-
$795 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
$845 USD
£665 GBP
View
A
Retailer 7
-
$925 USD
View
A
Retailer 8
-
$1,190 USD
£937 GBP
View
A
Retailer 9
-
$1,217 USD
View
Retailer 10
-
$1,271 USD
€1,210 EUR
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$1,369 USD
ZAR 22,115 ZAR
View
B+
Retailer 12
-
$1,572 USD
View
B+
Retailer 13
-
$1,732 USD
View
B+
Retailer 14
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$2,095 USD
View
B+
Retailer 15
-
$2,316 USD
£1,824 GBP
View
B+
Retailer 16
-
$2,450 USD
View
B+
Retailer 17
-
$2,571 USD
View
B+
Retailer 18
-
$2,704 USD
SGD 3,654 SGD
View
B
Retailer 19
-
$2,861 USD
View
B
Retailer 20
-
$3,156 USD
£2,485 GBP
View
B
Retailer 21
-
$4,490 USD
View
Most Expensive
Rare Carat
JH-245708 · Oct 21
$4,495 USD
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from $642 USDSave up to $3,848 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
1.85ct Radiant
$642 USD