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Round|Lab Grown|IGI

1.77ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG657427117

Shape and cutting style on the report: Round brilliant

Certificate IGI LG657427117

Diamond specifications and retailer prices

From $710 AUD
$499 USD
As of October 30, 2026
Save $991 AUD (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,701 AUD 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 LG657427117 or 657427117. Listed at 4 retailers as of October 29, 2026, with prices from $710 to $1,701, a $991 spread on the same certified stone. MOH London lists it at $1,701. 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 angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657427117
Dimensions7.76 × 7.73 × 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
7.76 mm7.73 mm1.77 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657427117
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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 30
Current: $1,701 AUD|Low: $675 AUD|High: $1,712 AUD|Avg: $930 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$698 AUD
Retailer 3$710 AUD
Retailer 2$797 AUD
Retailer 4$863 AUD
MOH London$1,701 AUD

40 data points across 5 retailers

4 retailers$710 AUD to $1,701 AUD

B+
Cheapest Retailer
-
$710 AUD
$499 USD
A
Retailer 2
-
$797 AUD
£441 GBP
View
A
Retailer 3
-
$863 AUD
$606 USD
View
Most Expensive
B
MOH London
LG657427117 · Oct 29
$1,701 AUD
£941 GBP
View
3 more retailers have this diamond
Prices start from $710 AUDSave up to $991 AUD

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
$710 AUD