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Radiant|Lab Grown|IGI

1.70ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG617427460

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

Certificate IGI LG617427460

Diamond specifications and retailer prices

From ₹17,084 INR
$180 USD
As of November 2, 2026
Save ₹1,00,605 INR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹1,17,688 INR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.7ct lab-grown radiant diamond

This 1.7ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG617427460 or 617427460. Listed at 14 retailers as of November 2, 2026, with prices from ₹17,084 to ₹1,17,688, a ₹1,00,605 spread on the same certified stone. Brilliant Earth lists it at ₹1,17,688. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.70
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617427460
Dimensions8.33 × 5.89 × 4.02 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.33 mm5.89 mm1.70 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617427460
Side View
Table 65.0%Crown 43.1°Girdle: MediumPavilion 35.9°Culet: NoneDepth 68.3%

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: Nov 2
Current: ₹1,17,688 INR|Low: ₹17,084 INR|High: ₹1,34,772 INR|Avg: ₹51,674 INR|-12.7%
Brilliant Earth
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
November 2, 2026
Retailer 12₹17,084 INR
Retailer 9₹19,836 INR
Retailer 4₹21,165 INR
Retailer 5₹21,165 INR
Retailer 11₹27,242 INR
Retailer 3₹37,489 INR
Retailer 7₹37,969 INR
Retailer 2₹38,126 INR
Retailer 10₹52,770 INR
Retailer 14₹53,624 INR
Retailer 13₹68,050 INR
Retailer 6₹71,847 INR
Retailer 8₹99,562 INR
Brilliant Earth₹1,17,688 INR

37 data points across 14 retailers

14 retailers₹17,084 INR to ₹1,17,688 INR

A
Cheapest Retailer
-
₹17,084 INR
$180 USD
A
Retailer 2
-
₹19,836 INR
$209 USD
View
A
Retailer 3
-
₹21,165 INR
$223 USD
View
Retailer 4
-
₹21,165 INR
$223 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
₹37,489 INR
$395 USD
View
A
Retailer 6
-
₹37,969 INR
€381 EUR
View
A
Retailer 7
-
₹38,126 INR
£316 GBP
View
A
Retailer 8
-
₹52,770 INR
$556 USD
View
A
Retailer 9
-
₹53,624 INR
$565 USD
View
B+
Retailer 10
-
₹68,050 INR
$717 USD
View
B+
Retailer 11
-
₹71,847 INR
$757 USD
View
B+
Retailer 12
-
₹72,571 INR
£602 GBP
View
B+
Retailer 13
-
₹99,562 INR
£826 GBP
View
Most Expensive
B
Brilliant Earth
9016409A · Nov 2
₹1,17,688 INR
$1,240 USD
View
13 more retailers have this diamond
Prices start from ₹17,084 INRSave up to ₹1,00,605 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
1.70ct Radiant
₹17,084 INR