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Round|Lab Grown|IGI

1.70ct I SI2 Round Lab Grown Diamond

VG • I/SI2 • IGI LG451055512

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055512

Diamond specifications and retailer prices

From ₹91,152 INR
$960 USD
As of October 30, 2026
Save ₹3,47,662 INR (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹4,38,814 INR at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown round diamond

This 1.7ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG451055512 or 451055512. Listed at 10 retailers as of October 29, 2026, with prices from ₹91,152 to ₹4,38,814, a ₹3,47,662 spread on the same certified stone. MOH London lists it at ₹4,38,814. 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

1.70
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055512
Dimensions7.72 × 7.69 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.72 mm7.69 mm1.70 ctI / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055512
Side View
Table 62.5%Crown 31.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 59.9%

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 30
Current: ₹4,38,814 INR|Low: ₹91,152 INR|High: ₹4,42,311 INR|Avg: ₹2,18,247 INR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2₹91,152 INR
Retailer 5₹1,31,791 INR
Retailer 8₹1,43,375 INR
Retailer 10₹1,47,552 INR
Retailer 6₹1,52,870 INR
Retailer 3₹1,71,464 INR
Retailer 12₹2,09,555 INR
Retailer 7₹2,41,363 INR
Retailer 11₹2,77,349 INR
Retailer 9₹2,86,464 INR
Retailer 4₹3,42,162 INR
MOH London₹4,38,814 INR

16 data points across 12 retailers

10 retailers₹91,152 INR to ₹4,38,814 INR

A
Cheapest Retailer
-
₹91,152 INR
$960 USD
B+
Retailer 2
-
₹1,31,791 INR
$1,388 USD
View
B+
Retailer 3
-
₹1,43,375 INR
$1,510 USD
View
B+
Retailer 4
-
₹1,47,552 INR
$1,554 USD
View
Final sale: no returns
B+
Retailer 5
-
₹1,52,870 INR
$1,610 USD
View
Retailer 6
-
₹1,52,870 INR
$1,610 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
₹2,41,363 INR
$2,542 USD
View
B
Retailer 8
-
₹2,77,349 INR
$2,921 USD
View
B
Retailer 9
-
₹2,86,464 INR
$3,017 USD
View
Most Expensive
B
MOH London
LG451055512 · Oct 29
₹4,38,814 INR
£3,639 GBP
View
9 more retailers have this diamond
Prices start from ₹91,152 INRSave up to ₹3,47,662 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 Round
₹91,152 INR