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Marquise|Lab Grown|IGI

1.00ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG766628129

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG766628129

Diamond specifications and retailer prices

From ₹28,188 INR
$297 USD
As of November 1, 2026
Save ₹33,370 INR (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: ₹81,964 INR at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG766628129 or 766628129. Listed at 7 retailers as of October 31, 2026, with a 118% 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766628129
Dimensions10.63 × 5.14 × 3.22 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.63 mm5.14 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766628129
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.6%

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: ₹81,964 INR|Low: ₹28,188 INR|High: ₹82,808 INR|Avg: ₹41,981 INR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6₹28,188 INR
Retailer 2₹30,121 INR
Retailer 5₹32,174 INR
Retailer 3₹33,269 INR
Retailer 4₹47,740 INR
MOH London₹81,964 INR

28 data points across 6 retailers

7 retailers₹28,188 INR to ₹61,559 INR

A
Cheapest Retailer
-
₹28,188 INR
$297 USD
A
Retailer 2
-
₹30,121 INR
£250 GBP
View
A
Retailer 3
-
₹32,174 INR
$339 USD
View
A
Retailer 4
-
₹33,269 INR
£276 GBP
View
B+
Retailer 5
-
₹47,740 INR
$503 USD
View
B
Retailer 6
-
₹61,559 INR
$649 USD
View
Most Expensive
MOH London
LG766628129 · Oct 26
₹81,964 INR
£680 GBP
View
Price last confirmed 7 days ago
6 more retailers have this diamond
Prices start from ₹28,188 INRSave up to ₹33,370 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
1.00ct Marquise
₹28,188 INR