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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 $1,641 SGD
$1,280 USD
As of October 29, 2026
Save $4,522 SGD (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,163 SGD 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 $1,641 to $6,163, a $4,522 spread on the same certified stone. MOH London lists it at $6,163. 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
Colour
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
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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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $6,163 SGD|Low: $1,641 SGD|High: $6,212 SGD|Avg: $3,350 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$1,641 SGD
Retailer 4$2,071 SGD
Retailer 7$2,365 SGD
Retailer 6$2,931 SGD
Retailer 3$3,386 SGD
Retailer 5$3,895 SGD
Retailer 8$4,805 SGD
MOH London$6,163 SGD

11 data points across 8 retailers

10 retailers$1,641 SGD to $6,163 SGD

A
Cheapest Retailer
-
$1,641 SGD
$1,280 USD
A
Retailer 2
-
$1,851 SGD
$1,444 USD
View
B+
Retailer 3
-
$2,014 SGD
$1,571 USD
View
B+
Retailer 4
-
$2,071 SGD
$1,616 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,147 SGD
$1,675 USD
View
Retailer 6
-
$2,147 SGD
$1,675 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
$3,386 SGD
$2,642 USD
View
B
Retailer 8
-
$3,895 SGD
$3,039 USD
View
B
Retailer 9
-
$4,023 SGD
$3,139 USD
View
Most Expensive
B
MOH London
LG440014212 · Oct 29
$6,163 SGD
£3,786 GBP
View
9 more retailers have this diamond
Prices start from $1,641 SGDSave up to $4,522 SGD

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
$1,641 SGD