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Radiant|Lab Grown|IGI

1.72ct D SI1 Radiant Lab Grown Diamond

GD • D/SI1

Diamond specifications and retailer prices

From ₹32,713 INR
£271 GBP
As of October 30, 2026
Save ₹97,843 INR (75%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: ₹1,30,556 INR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.72ct lab-grown radiant diamond

This 1.72ct 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. Listed at 3 retailers as of October 28, 2026, with prices from ₹32,713 to ₹1,30,556, a ₹97,843 spread on the same certified stone. Rare Carat lists it at ₹1,30,556. 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

1.72
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions8.76 × 5.89 × 3.93 mm
L/W Ratio1.49
Top View
8.76 mm5.89 mm1.72 ctD / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: ₹1,30,556 INR|Low: ₹32,224 INR|High: ₹1,31,981 INR|Avg: ₹71,005 INR|-1.1%
Rare Carat
Retailer 2
Retailer 3
October 30, 2026
Retailer 2₹32,713 INR
Retailer 3₹53,837 INR
Rare Carat₹1,30,556 INR

12 data points across 3 retailers

3 retailers₹32,713 INR to ₹1,30,556 INR

B+
Cheapest Retailer
-
₹32,713 INR
£271 GBP
B+
Retailer 2
-
₹53,837 INR
$567 USD
View
Most Expensive
C
Rare Carat
E41I-50C_l_629439991 · Oct 28
₹1,30,556 INR
$1,375 USD
View
2 more retailers have this diamond
Prices start from ₹32,713 INRSave up to ₹97,843 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.

B+
1.72ct Radiant
₹32,713 INR