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Radiant|Lab Grown|IGI

1.55ct E VS1 Radiant Lab Grown Diamond

VG • E/VS1 • IGI LG685580077

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG685580077

Diamond specifications and retailer prices

From $307 AUD
$216 USD
As of October 30, 2026
Save $2,654 AUD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,961 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG685580077 or 685580077. Listed at 22 retailers as of October 29, 2026, with prices from $307 to $2,961, a $2,654 spread on the same certified stone. Do Amore Diamonds lists it at $2,961. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685580077
Dimensions5.74 × 5.74 × 8.04 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.74 mm5.74 mm1.55 ctE / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685580077
Side View
Table 65.0%Crown 42.4°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 68.5%

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: $2,961 AUD|Low: $299 AUD|High: $2,990 AUD|Avg: $1,147 AUD|-1.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
Retailer 18
Retailer 19
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Retailer 21
October 30, 2026
Retailer 18$307 AUD
Retailer 8$343 AUD
Retailer 6$357 AUD
Retailer 4$382 AUD
Retailer 20$382 AUD
Retailer 21$514 AUD
Retailer 7$588 AUD
Retailer 16$724 AUD
Retailer 2$797 AUD
Retailer 5$853 AUD
Retailer 17$982 AUD
Retailer 19$1,231 AUD
Retailer 15$1,344 AUD
Retailer 3$1,354 AUD
Retailer 11$1,466 AUD
Retailer 12$1,567 AUD
Retailer 9$1,598 AUD
Retailer 13$1,698 AUD
Retailer 10$1,737 AUD
Retailer 14$2,869 AUD
Do Amore Diamonds$2,961 AUD

43 data points across 21 retailers

22 retailers$307 AUD to $2,961 AUD

A
Cheapest Retailer
-
$307 AUD
$216 USD
A
Retailer 2
-
$343 AUD
$241 USD
View
Final sale: no returns
A
Retailer 3
-
$357 AUD
$251 USD
View
A
Retailer 4
-
$382 AUD
$268 USD
View
A
Retailer 5
-
$382 AUD
$268 USD
View
B+
Retailer 6
-
$514 AUD
$361 USD
View
A
Retailer 7
-
$588 AUD
$413 USD
View
A
Retailer 8
-
$724 AUD
ZAR 8,212 ZAR
View
A
Retailer 9
-
$797 AUD
£441 GBP
View
B+
Retailer 10
-
$853 AUD
$599 USD
View
B+
Retailer 11
-
$982 AUD
View
B
Retailer 12
-
$1,172 AUD
£648 GBP
View
B+
Retailer 13
-
$1,231 AUD
$865 USD
View
B+
Retailer 14
-
$1,344 AUD
View
B+
Retailer 15
-
$1,354 AUD
$951 USD
View
Retailer 16
-
$1,466 AUD
$1,030 USD
View
Price last confirmed 12 days ago
B
Retailer 17
-
$1,567 AUD
$1,101 USD
View
B
Retailer 18
-
$1,598 AUD
$1,122 USD
View
B
Retailer 19
-
$1,698 AUD
£939 GBP
View
B
Retailer 20
-
$1,737 AUD
$1,220 USD
View
B
Retailer 21
-
$2,869 AUD
$2,015 USD
View
Most Expensive
B
Do Amore Diamonds
27-3AC83AFBA · Oct 29
$2,961 AUD
$2,080 USD
View
21 more retailers have this diamond
Prices start from $307 AUDSave up to $2,654 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 Radiant
$307 AUD