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Round|Lab Grown|IGI

1.55ct E VS2 Round Lab Grown Diamond

ID • E/VS2 • IGI LG770643642

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770643642

Diamond specifications and retailer prices

From $309 AUD
$217 USD
As of October 29, 2026
Save $1,469 AUD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,778 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770643642 or 770643642. Listed at 24 retailers as of October 29, 2026, with prices from $309 to $1,778, a $1,469 spread on the same certified stone. Reve Diamonds lists it at $1,778. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770643642
Dimensions7.40 × 7.43 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm7.43 mm1.55 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770643642
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.1%

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: $610 AUD|Low: $295 AUD|High: $1,778 AUD|Avg: $891 AUD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
October 30, 2026
Retailer 7$309 AUD
Retailer 12$350 AUD
Retailer 3$383 AUD
Retailer 14$383 AUD
Retailer 1$610 AUD
Retailer 4$658 AUD
Retailer 17$673 AUD
Retailer 11$710 AUD
Retailer 13$726 AUD
Retailer 2$747 AUD
Retailer 16$803 AUD
Retailer 5$1,045 AUD
Retailer 8$1,233 AUD
Retailer 6$1,308 AUD
Retailer 9$1,415 AUD
Retailer 18$1,546 AUD
Retailer 10$1,552 AUD
Retailer 15$1,562 AUD
Reve Diamonds$1,778 AUD

33 data points across 19 retailers

24 retailers$309 AUD to $1,778 AUD

Retailer 1
-
$309 AUD
$217 USD
Price last confirmed 12 days ago
A
Retailer 2
-
$309 AUD
$217 USD
View
A
Retailer 3
-
$350 AUD
$246 USD
View
Final sale: no returns
Retailer 4
-
$356 AUD
$250 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$359 AUD
$252 USD
View
Retailer 6
-
$383 AUD
$269 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$383 AUD
$269 USD
View
A
Retailer 8
-
$610 AUD
£337 GBP
View
B+
Retailer 9
-
$658 AUD
$462 USD
View
A
Retailer 10
-
$673 AUD
$473 USD
View
A
Retailer 11
-
$710 AUD
£393 GBP
View
A
Retailer 12
-
$726 AUD
€486 EUR
View
A
Retailer 13
-
$747 AUD
$525 USD
View
B+
Retailer 14
-
$803 AUD
View
B+
Retailer 15
-
$1,045 AUD
$734 USD
View
Retailer 16
-
$1,223 AUD
$859 USD
View
Price last confirmed 39 days ago
Retailer 17
-
$1,233 AUD
$866 USD
View
Price last confirmed 12 days ago
B
Retailer 18
-
$1,308 AUD
$919 USD
View
B
Retailer 19
-
$1,415 AUD
View
B
Retailer 20
-
$1,436 AUD
$1,009 USD
View
B
Retailer 21
-
$1,546 AUD
£855 GBP
View
B
Retailer 22
-
$1,552 AUD
$1,090 USD
View
B
Retailer 23
-
$1,562 AUD
$1,097 USD
View
Most Expensive
B
Reve Diamonds
5C4E4C64A · Oct 30
$1,778 AUD
$1,249 USD
View
23 more retailers have this diamond
Prices start from $309 AUDSave up to $1,469 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
1.55ct Round
$309 AUD