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Radiant|Lab Grown|IGI

1.70ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1

Diamond specifications and retailer prices

From ₹30,299 INR
£251 GBP
As of October 29, 2026
Save ₹68,028 INR (69%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: ₹98,327 INR at Blue Nile · As of October 29, 2026
View at Blue Nile

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. Listed at 2 retailers as of October 29, 2026, with prices from ₹30,299 to ₹98,327, a ₹68,028 spread on the same certified stone. Blue Nile lists it at ₹98,327. 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
OriginLab Grown
Grading LabIGI
Dimensions8.33 × 5.86 × 3.98 mm
L/W Ratio1.42
Top View
8.33 mm5.86 mm1.70 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 63.0%CrownGirdle: MediumPavilionCulet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: ₹98,327 INR|Low: ₹17,843 INR|High: ₹98,327 INR|Avg: ₹49,562 INR
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 4₹17,843 INR
Retailer 5₹20,690 INR
Retailer 2₹30,299 INR
Retailer 3₹78,585 INR
Blue Nile₹98,327 INR

18 data points across 5 retailers

2 retailers₹30,299 INR to ₹98,327 INR

A
Cheapest Retailer
-
₹30,299 INR
£251 GBP
Most Expensive
B
Blue Nile
20299559 · Oct 29
₹98,327 INR
$1,036 USD
View
1 more retailer has this diamond
Prices start from ₹30,299 INRSave up to ₹68,028 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
₹30,299 INR