CaratHunter
Plans
Round|Lab Grown|IGI

1.77ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG440014212

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440014212

Diamond specifications and retailer prices

From $1,280 USD
As of October 29, 2026
Save $3,528 USD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,808 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.77ct lab-grown round diamond

This 1.77ct 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 LG440014212 or 440014212. Listed at 10 retailers as of October 29, 2026, with prices from $1,280 to $4,808, a $3,528 spread on the same certified stone. MOH London lists it at $4,808. 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

1.77
Carat
I
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440014212
Dimensions7.89 × 7.85 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
7.89 mm7.85 mm1.77 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440014212
Side View
Table 59.0%Crown 33.4°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 59.2%

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 29
Current: $4,808 USD|Low: $1,280 USD|High: $4,846 USD|Avg: $2,614 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$1,280 USD
Retailer 4$1,616 USD
Retailer 7$1,845 USD
Retailer 6$2,287 USD
Retailer 3$2,642 USD
Retailer 5$3,039 USD
Retailer 8$3,749 USD
MOH London$4,808 USD

11 data points across 8 retailers

10 retailers$1,280 USD to $4,808 USD

A
Cheapest Retailer
-
$1,280 USD
A
Retailer 2
-
$1,444 USD
View
B+
Retailer 3
-
$1,571 USD
View
B+
Retailer 4
-
$1,616 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,675 USD
View
B+
Retailer 6
-
$1,675 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$2,642 USD
View
B
Retailer 8
-
$3,039 USD
View
B
Retailer 9
-
$3,139 USD
View
Most Expensive
B
MOH London
LG440014212 · Oct 29
$4,808 USD
£3,786 GBP
View
9 more retailers have this diamond
Prices start from $1,280 USDSave up to $3,528 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
1.77ct Round
$1,280 USD