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Round|Lab Grown|IGI

1.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG647435577

Shape and cutting style on the report: Round brilliant

Certificate IGI LG647435577

Diamond specifications and retailer prices

From $640 SGD
$499 USD
As of October 28, 2026
Save $892 SGD (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,532 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647435577 or 647435577. Listed at 4 retailers as of October 28, 2026, with prices from $640 to $1,532, a $892 spread on the same certified stone. MOH London lists it at $1,532. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647435577
Dimensions7.74 × 7.72 × 4.80 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.74 mm7.72 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647435577
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

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 28
Current: $1,532 SGD|Low: $608 SGD|High: $1,542 SGD|Avg: $833 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 5$628 SGD
Retailer 3$640 SGD
Retailer 2$714 SGD
Retailer 4$777 SGD
MOH London$1,532 SGD

38 data points across 5 retailers

4 retailers$640 SGD to $1,532 SGD

B+
Cheapest Retailer
-
$640 SGD
$499 USD
A
Retailer 2
-
$714 SGD
£438 GBP
View
A
Retailer 3
-
$777 SGD
$606 USD
View
Most Expensive
B
MOH London
LG647435577 · Oct 29
$1,532 SGD
£941 GBP
View
3 more retailers have this diamond
Prices start from $640 SGDSave up to $892 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
$640 SGD