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Radiant|Lab Grown|IGI

1.53ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1 • IGI LG496117921

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

Certificate IGI LG496117921

Diamond specifications and retailer prices

From ₹14,717 INR
$155 USD
As of October 27, 2026
Save ₹81,657 INR (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹96,374 INR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG496117921 or 496117921. Listed at 15 retailers as of October 27, 2026, with prices from ₹14,717 to ₹96,374, a ₹81,657 spread on the same certified stone. Rare Carat lists it at ₹96,374. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle29°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496117921
Dimensions7.64 × 5.62 × 3.86 mm
L/W Ratio1.36
Culet sizePointed
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
7.64 mm5.62 mm1.53 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496117921
Side View
Table 62.5%Crown 40°Girdle: MED-STKPavilion 29°Culet: NoneDepth 68.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: ₹96,374 INR|Low: ₹14,148 INR|High: ₹1,09,189 INR|Avg: ₹45,792 INR|-11.7%
Rare Carat
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
October 28, 2026
Retailer 15₹14,717 INR
Retailer 13₹17,091 INR
Retailer 14₹18,230 INR
Retailer 17₹18,230 INR
Retailer 7₹20,128 INR
Retailer 10₹31,851 INR
Retailer 2₹32,983 INR
Retailer 3₹33,327 INR
Retailer 6₹46,241 INR
Retailer 5₹50,418 INR
Retailer 9₹58,337 INR
Retailer 16₹58,679 INR
Retailer 4₹59,804 INR
Retailer 12₹62,002 INR
Retailer 8₹63,933 INR
Retailer 11₹85,496 INR
Rare Carat₹96,374 INR

39 data points across 17 retailers

15 retailers₹14,717 INR to ₹96,374 INR

A
Cheapest Retailer
-
₹14,717 INR
$155 USD
B+
Retailer 2
-
₹17,091 INR
$180 USD
View
B+
Retailer 3
-
₹18,230 INR
$192 USD
View
A
Retailer 4
-
₹18,230 INR
$192 USD
View
B+
Retailer 5
-
₹31,851 INR
£264 GBP
View
B+
Retailer 6
-
₹32,983 INR
£274 GBP
View
B
Retailer 7
-
₹33,327 INR
$351 USD
View
B+
Retailer 8
-
₹46,241 INR
$487 USD
View
B+
Retailer 9
-
₹50,418 INR
$531 USD
View
B
Retailer 10
-
₹58,337 INR
HK$4,800 HKD
View
B+
Retailer 11
-
₹58,679 INR
$618 USD
View
B
Retailer 12
-
₹62,002 INR
$653 USD
View
B
Retailer 13
-
₹63,933 INR
$673 USD
View
B
Retailer 14
-
₹85,496 INR
£709 GBP
View
Most Expensive
B
Rare Carat
496117921_l_496117921 · Oct 28
₹96,374 INR
$1,015 USD
View
14 more retailers have this diamond
Prices start from ₹14,717 INRSave up to ₹81,657 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
1.53ct Radiant
₹14,717 INR