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Round|Lab Grown|IGI

1.58ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG12255716

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12255716

Diamond specifications and retailer prices

From ₹39,214 INR
$413 USD
As of November 1, 2026
Save ₹1,36,118 INR (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹2,91,497 INR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.58ct lab-grown round diamond

This 1.58ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12255716 or 12255716. Listed at 14 retailers as of November 1, 2026, with a 347% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.58
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12255716
Dimensions7.57 × 7.53 × 4.53 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
7.57 mm7.53 mm1.58 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12255716
Side View
Table 60.5%Crown 34°Girdle: MED-UNDPavilion 40.9°Culet: NoneDepth 60.0%

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 1
Current: ₹2,91,497 INR|Low: ₹27,441 INR|High: ₹2,91,497 INR|Avg: ₹1,03,965 INR|+37.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9₹27,441 INR
Retailer 5₹39,214 INR
Retailer 6₹65,326 INR
Retailer 8₹80,316 INR
Retailer 2₹80,960 INR
Retailer 4₹1,19,162 INR
Retailer 10₹1,25,999 INR
Retailer 7₹1,58,911 INR
Retailer 3₹1,75,333 INR
Do Amore Diamonds₹2,91,497 INR

30 data points across 10 retailers

14 retailers₹39,214 INR to ₹1,75,333 INR

Retailer 1
-
₹22,123 INR
$233 USD
Price last confirmed 40 days ago
Retailer 2
-
₹25,637 INR
$270 USD
View
Price last confirmed 41 days ago
Retailer 3
-
₹27,061 INR
$285 USD
View
Price last confirmed 41 days ago
A
Retailer 4
-
₹39,214 INR
$413 USD
View
B+
Retailer 5
-
₹55,071 INR
$580 USD
View
B
Retailer 6
-
₹65,326 INR
$688 USD
View
B
Retailer 7
-
₹80,316 INR
$846 USD
View
B
Retailer 8
-
₹80,960 INR
£671 GBP
View
Retailer 9
-
₹97,229 INR
$1,024 USD
View
Price last confirmed 42 days ago
B
Retailer 10
-
₹1,19,162 INR
$1,255 USD
View
B
Retailer 11
-
₹1,25,999 INR
$1,327 USD
View
B
Retailer 12
-
₹1,58,911 INR
$1,674 USD
View
C
Retailer 13
-
₹1,75,333 INR
£1,454 GBP
View
Most Expensive
Do Amore Diamonds
27-42F31B056 · Nov 2
₹2,91,497 INR
$3,070 USD
View
Price under review
13 more retailers have this diamond
Prices start from ₹39,214 INRSave up to ₹1,36,118 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
1.58ct Round
₹39,214 INR