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Round|Lab Grown|IGI

1.25ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG839692981

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839692981

Diamond specifications and retailer prices

From $375 AUD
$263 USD
As of November 1, 2026
Save $2,964 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,339 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839692981 or 839692981. Listed at 17 retailers as of November 1, 2026, with prices from $375 to $3,339, a $2,964 spread on the same certified stone. Do Amore Diamonds lists it at $3,339. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839692981
Dimensions6.87 × 6.89 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.87 mm6.89 mm1.25 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839692981
Side View
Table 58.0%Crown 35.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: $3,339 AUD|Low: $375 AUD|High: $3,339 AUD|Avg: $1,066 AUD|+15.3%
Do Amore Diamonds
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
November 3, 2026
Retailer 4$375 AUD
Retailer 8$420 AUD
Retailer 3$435 AUD
Retailer 5$465 AUD
Retailer 17$465 AUD
Retailer 9$608 AUD
Retailer 12$692 AUD
Retailer 10$815 AUD
Retailer 11$886 AUD
Retailer 2$907 AUD
Retailer 7$932 AUD
Retailer 14$1,253 AUD
Retailer 16$1,652 AUD
Retailer 15$1,819 AUD
Retailer 6$1,888 AUD
Retailer 13$2,069 AUD
Do Amore Diamonds$3,339 AUD

22 data points across 17 retailers

17 retailers$375 AUD to $3,339 AUD

A+
Cheapest Retailer
-
$375 AUD
$263 USD
A
Retailer 2
-
$420 AUD
$294 USD
View
Final sale: no returns
A
Retailer 3
-
$435 AUD
$305 USD
View
A
Retailer 4
-
$465 AUD
$326 USD
View
Retailer 5
-
$465 AUD
$326 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$608 AUD
$426 USD
View
A
Retailer 7
-
$692 AUD
$485 USD
View
A
Retailer 8
-
$815 AUD
£450 GBP
View
A
Retailer 9
-
$886 AUD
ZAR 10,031 ZAR
View
A
Retailer 10
-
$907 AUD
£500 GBP
View
A
Retailer 11
-
$932 AUD
$653 USD
View
B+
Retailer 12
-
$1,253 AUD
View
B+
Retailer 13
-
$1,652 AUD
$1,158 USD
View
B+
Retailer 14
-
$1,819 AUD
$1,275 USD
View
B+
Retailer 15
-
$1,888 AUD
$1,323 USD
View
B+
Retailer 16
-
$2,069 AUD
£1,142 GBP
View
Most Expensive
B
Do Amore Diamonds
27-85A772219 · Nov 2
$3,339 AUD
$2,340 USD
View
16 more retailers have this diamond
Prices start from $375 AUDSave up to $2,964 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 Round
$375 AUD