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Oval|Lab Grown|IGI

3.10ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG727578291

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG727578291

Diamond specifications and retailer prices

From $1,552 AUD
$1,090 USD
As of October 29, 2026
Save $11,494 AUD (88%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $13,046 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3.1ct lab-grown oval diamond

This 3.1ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727578291 or 727578291. Listed at 28 retailers as of October 29, 2026, with prices from $1,552 to $13,046, a $11,494 spread on the same certified stone. Blue Nile lists it at $13,046. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727578291
Dimensions11.69 × 8.25 × 5.14 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
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
11.69 mm8.25 mm3.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727578291
Side View
Table 61.0%Crown 36.6°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.3%

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: $13,046 AUD|Low: $1,550 AUD|High: $20,685 AUD|Avg: $4,690 AUD
Blue Nile
Retailer 2
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Retailer 26
October 31, 2026
Retailer 24$1,552 AUD
Retailer 16$1,688 AUD
Retailer 20$1,738 AUD
Retailer 8$1,801 AUD
Retailer 22$2,071 AUD
Retailer 26$2,171 AUD
Retailer 5$2,205 AUD
Retailer 2$2,609 AUD
Retailer 25$2,719 AUD
Retailer 7$2,891 AUD
Retailer 14$3,375 AUD
Retailer 3$3,652 AUD
Retailer 19$3,894 AUD
Retailer 21$4,181 AUD
Retailer 17$4,227 AUD
Retailer 4$4,254 AUD
Retailer 23$4,660 AUD
Retailer 10$5,213 AUD
Retailer 9$5,744 AUD
Retailer 6$6,115 AUD
Retailer 15$6,293 AUD
Retailer 11$6,367 AUD
Retailer 12$6,882 AUD
Retailer 18$8,186 AUD
Retailer 13$12,001 AUD
Blue Nile$13,046 AUD

31 data points across 26 retailers

28 retailers$1,552 AUD to $13,046 AUD

A
Cheapest Retailer
-
$1,552 AUD
$1,090 USD
A
Retailer 2
-
$1,688 AUD
$1,186 USD
View
A
Retailer 3
-
$1,738 AUD
$1,221 USD
View
Final sale: no returns
A
Retailer 4
-
$1,801 AUD
$1,265 USD
View
A
Retailer 5
-
$2,071 AUD
$1,455 USD
View
A
Retailer 6
-
$2,171 AUD
$1,525 USD
View
A
Retailer 7
-
$2,205 AUD
HK$12,100 HKD
View
A
Retailer 8
-
$2,609 AUD
£1,443 GBP
View
A
Retailer 9
-
$2,719 AUD
$1,910 USD
View
A
Retailer 10
-
$2,891 AUD
€1,934 EUR
View
A
Retailer 11
-
$3,375 AUD
$2,371 USD
View
A
Retailer 12
-
$3,652 AUD
$2,565 USD
View
A
Retailer 13
-
$3,894 AUD
View
A
Retailer 14
-
$4,181 AUD
ZAR 47,443 ZAR
View
Retailer 15
-
$4,227 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$4,254 AUD
$2,988 USD
View
B+
Retailer 17
-
$4,660 AUD
$3,274 USD
View
Retailer 18
-
$5,164 AUD
£2,856 GBP
View
Price last confirmed 7 days ago
B+
Retailer 19
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$5,213 AUD
$3,662 USD
View
B+
Retailer 20
-
$5,744 AUD
$4,035 USD
View
B+
Retailer 21
-
$6,115 AUD
£3,382 GBP
View
B+
Retailer 22
-
$6,293 AUD
$4,420 USD
View
B+
Retailer 23
-
$6,367 AUD
SGD 6,044 SGD
View
B+
Retailer 24
-
$6,882 AUD
$4,834 USD
View
Retailer 25
-
$8,186 AUD
$5,750 USD
View
Price last confirmed 12 days ago
Retailer 26
-
$10,423 AUD
View
Price last confirmed 32 days ago
B
Retailer 27
-
$12,001 AUD
$8,430 USD
View
Most Expensive
B
Blue Nile
27493727 · Oct 31
$13,046 AUD
$9,164 USD
View
27 more retailers have this diamond
Prices start from $1,552 AUDSave up to $11,494 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
3.10ct Oval
$1,552 AUD