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Radiant|Lab Grown|IGI

1.25ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG817603939

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

Certificate IGI LG817603939

Diamond specifications and retailer prices

From $273 AUD
$192 USD
As of October 27, 2026
Save $1,390 AUD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,664 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817603939 or 817603939. Listed at 20 retailers as of October 27, 2026, with prices from $273 to $1,664, a $1,390 spread on the same certified stone. Reve Diamonds lists it at $1,664. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817603939
Dimensions7.97 × 5.20 × 3.41 mm
L/W Ratio1.53
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm5.20 mm1.25 ctE / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817603939
Side View
Table 64.0%Crown 37.3°Girdle: MediumPavilion 33.5°Culet: NoneDepth 65.6%

Caratlytics Score

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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 27
Current: $618 AUD|Low: $216 AUD|High: $1,605 AUD|Avg: $698 AUD|+4.3%
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
October 30, 2026
Retailer 15$273 AUD
Retailer 11$305 AUD
Retailer 5$317 AUD
Retailer 3$339 AUD
Retailer 6$339 AUD
Retailer 8$458 AUD
Retailer 9$583 AUD
Retailer 12$598 AUD
Retailer 1$618 AUD
Retailer 7$692 AUD
Retailer 13$871 AUD
Retailer 16$918 AUD
Retailer 4$1,090 AUD
Retailer 2$1,224 AUD
Retailer 14$1,323 AUD
Retailer 10$1,589 AUD

44 data points across 16 retailers

20 retailers$273 AUD to $1,664 AUD

A
Cheapest Retailer
-
$273 AUD
$192 USD
A
Retailer 2
-
$305 AUD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$317 AUD
$223 USD
View
A
Retailer 4
-
$339 AUD
$238 USD
View
A
Retailer 5
-
$339 AUD
$238 USD
View
B+
Retailer 6
-
$458 AUD
$322 USD
View
A
Retailer 7
-
$583 AUD
ZAR 6,612 ZAR
View
A
Retailer 8
-
$598 AUD
€400 EUR
View
A
Retailer 9
-
$618 AUD
£342 GBP
View
B+
Retailer 10
-
$653 AUD
$459 USD
View
B+
Retailer 11
-
$692 AUD
$486 USD
View
B+
Retailer 12
-
$871 AUD
$612 USD
View
Retailer 13
-
$918 AUD
$645 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,090 AUD
$766 USD
View
B
Retailer 15
-
$1,109 AUD
SGD 1,053 SGD
View
B
Retailer 16
-
$1,167 AUD
$820 USD
View
B
Retailer 17
-
$1,224 AUD
$860 USD
View
B
Retailer 18
-
$1,323 AUD
£732 GBP
View
B
Retailer 19
-
$1,589 AUD
£879 GBP
View
Most Expensive
B
Reve Diamonds
767B27915 · Oct 30
$1,664 AUD
$1,169 USD
View
19 more retailers have this diamond
Prices start from $273 AUDSave up to $1,390 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
1.25ct Radiant
$273 AUD