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Radiant|Lab Grown|IGI

1.55ct F IF Radiant Lab Grown Diamond

EX • F/IF • IGI LG818630033

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

Certificate IGI LG818630033

Diamond specifications and retailer prices

From ₹21,977 INR
As of November 6, 2026
Save ₹2,12,823 INR (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹2,34,800 INR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818630033 or 818630033. Listed at 20 retailers as of November 6, 2026, with prices from ₹21,977 to ₹2,34,800, a ₹2,12,823 spread on the same certified stone. Brilliant Earth lists it at ₹2,34,800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle51.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818630033
Dimensions8.29 × 5.83 × 3.84 mm
L/W Ratio1.42
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
8.29 mm5.83 mm1.55 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818630033
Side View
Table 62.0%Crown 51.9°Girdle: MediumPavilion 37.8°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: ₹56,822 INR|Low: ₹21,977 INR|High: ₹2,11,320 INR|Avg: ₹88,461 INR|-11.7%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 18₹21,977 INR
Retailer 7₹24,607 INR
Retailer 17₹25,452 INR
Retailer 19₹27,237 INR
Retailer 9₹46,115 INR
Retailer 12₹50,905 INR
Retailer 1₹56,822 INR
Retailer 14₹70,346 INR
Retailer 15₹74,948 INR
Retailer 6₹75,981 INR
Retailer 2₹96,644 INR
Retailer 4₹1,10,826 INR
Retailer 8₹1,12,516 INR
Retailer 10₹1,16,273 INR
Retailer 5₹1,17,306 INR
Retailer 13₹1,20,218 INR
Retailer 11₹1,22,190 INR
Retailer 16₹1,68,117 INR
Retailer 3₹2,11,320 INR

46 data points across 19 retailers

20 retailers₹21,977 INR to ₹2,34,800 INR

A
Cheapest Retailer
-
₹21,977 INR
A
Retailer 2
-
₹24,607 INR
View
Final sale: no returns
A
Retailer 3
-
₹25,452 INR
View
A
Retailer 4
-
₹27,237 INR
View
A
Retailer 5
-
₹46,115 INR
View
A
Retailer 6
-
₹50,905 INR
View
A
Retailer 7
-
₹56,822 INR
View
A
Retailer 8
-
₹70,346 INR
View
B+
Retailer 9
-
₹74,948 INR
View
A
Retailer 10
-
₹75,981 INR
View
B+
Retailer 11
-
₹96,644 INR
View
B+
Retailer 12
-
₹1,10,826 INR
View
B+
Retailer 13
-
₹1,12,516 INR
View
B+
Retailer 14
-
₹1,16,273 INR
View
B+
Retailer 15
-
₹1,17,306 INR
View
B+
Retailer 16
-
₹1,20,218 INR
View
Retailer 17
-
₹1,22,190 INR
View
Price last confirmed 30 days ago
Retailer 18
-
₹1,68,117 INR
View
Price last confirmed 20 days ago
B
Retailer 19
-
₹2,11,320 INR
View
Most Expensive
B
Brilliant Earth
22138650Y · Nov 6
₹2,34,800 INR
$2,500 USD
View
19 more retailers have this diamond
Prices start from ₹21,977 INRSave up to ₹2,12,823 INR

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
1.55ct Radiant
₹21,977 INR