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Round|Lab Grown|IGI

1.76ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG496121296

Shape and cutting style on the report: Round brilliant

Certificate IGI LG496121296

Diamond specifications and retailer prices

From $1,270 USD
As of October 29, 2026
Save $3,493 USD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,763 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.76ct lab-grown round diamond

This 1.76ct 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 top-tier cut grade and certified by IGI LG496121296 or 496121296. Listed at 10 retailers as of October 25, 2026, with prices from $1,270 to $4,763, a $3,493 spread on the same certified stone. MOH London lists it at $4,763. 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

1.76
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG496121296
Dimensions7.81 × 7.79 × 4.77 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.81 mm7.79 mm1.76 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG496121296
Side View
Table 54.0%Crown 33.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,763 USD|Low: $1,147 USD|High: $4,820 USD|Avg: $2,367 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 4$1,270 USD
Retailer 2$1,436 USD
Retailer 7$1,607 USD
Retailer 5$1,665 USD
Retailer 8$1,665 USD
Retailer 11$1,840 USD
Retailer 10$2,276 USD
Retailer 6$2,628 USD
Retailer 9$3,022 USD
Retailer 3$3,728 USD
MOH London$4,763 USD

14 data points across 11 retailers

10 retailers$1,270 USD to $4,763 USD

A
Cheapest Retailer
-
$1,270 USD
A
Retailer 2
-
$1,436 USD
View
B+
Retailer 3
-
$1,562 USD
View
B+
Retailer 4
-
$1,607 USD
View
Final sale: no returns
Retailer 5
-
$1,665 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,665 USD
View
B
Retailer 7
-
$2,628 USD
View
B
Retailer 8
-
$3,022 USD
View
B
Retailer 9
-
$3,122 USD
View
Most Expensive
B
MOH London
LG496121296 · Oct 25
$4,763 USD
£3,750 GBP
View
9 more retailers have this diamond
Prices start from $1,270 USDSave up to $3,493 USD

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
1.76ct Round
$1,270 USD