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Oval|Lab Grown|IGI

3.10ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG689568778

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG689568778

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)
29 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 LG689568778 or 689568778. Listed at 29 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 angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689568778
Dimensions12.01 × 8.25 × 5.11 mm
L/W Ratio1.46
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
12.01 mm8.25 mm3.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689568778
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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 29
Current: $13,046 AUD|Low: $1,552 AUD|High: $14,692 AUD|Avg: $4,052 AUD
Blue Nile
Retailer 2
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Retailer 26
October 31, 2026
Retailer 3$1,552 AUD
Retailer 18$1,688 AUD
Retailer 10$1,801 AUD
Retailer 22$1,980 AUD
Retailer 13$2,050 AUD
Retailer 23$2,149 AUD
Retailer 5$2,171 AUD
Retailer 8$2,205 AUD
Retailer 2$2,609 AUD
Retailer 4$2,719 AUD
Retailer 9$2,891 AUD
Retailer 16$3,375 AUD
Retailer 6$3,652 AUD
Retailer 24$4,181 AUD
Retailer 20$4,208 AUD
Retailer 7$4,254 AUD
Retailer 26$4,660 AUD
Retailer 12$5,213 AUD
Retailer 11$5,744 AUD
Retailer 25$6,138 AUD
Retailer 17$6,293 AUD
Retailer 14$6,367 AUD
Retailer 15$6,882 AUD
Retailer 19$8,186 AUD
Retailer 21$12,001 AUD
Blue Nile$13,046 AUD

23 data points across 26 retailers

29 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
-
$1,801 AUD
$1,265 USD
View
A
Retailer 4
-
$1,980 AUD
$1,391 USD
View
Final sale: no returns
A
Retailer 5
-
$2,050 AUD
$1,440 USD
View
A
Retailer 6
-
$2,149 AUD
£1,188 GBP
View
A
Retailer 7
-
$2,171 AUD
$1,525 USD
View
A
Retailer 8
-
$2,205 AUD
HK$12,100 HKD
View
A
Retailer 9
-
$2,609 AUD
£1,443 GBP
View
A
Retailer 10
-
$2,719 AUD
$1,910 USD
View
Retailer 11
-
$2,802 AUD
£1,550 GBP
View
Price last confirmed 15 days ago
A
Retailer 12
-
$2,891 AUD
€1,934 EUR
View
A
Retailer 13
-
$3,375 AUD
$2,371 USD
View
A
Retailer 14
-
$3,652 AUD
$2,565 USD
View
A
Retailer 15
-
$4,181 AUD
ZAR 47,443 ZAR
View
B+
Retailer 16
-
$4,208 AUD
View
B+
Retailer 17
-
$4,254 AUD
$2,988 USD
View
B+
Retailer 18
-
$4,660 AUD
$3,274 USD
View
Retailer 19
-
$5,164 AUD
£2,856 GBP
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$5,213 AUD
$3,662 USD
View
B+
Retailer 21
-
$5,744 AUD
$4,035 USD
View
B+
Retailer 22
-
$6,138 AUD
£3,395 GBP
View
B+
Retailer 23
-
$6,293 AUD
$4,420 USD
View
B+
Retailer 24
-
$6,367 AUD
SGD 6,044 SGD
View
B+
Retailer 25
-
$6,882 AUD
$4,834 USD
View
Retailer 26
-
$8,186 AUD
$5,750 USD
View
Price last confirmed 12 days ago
Retailer 27
-
$10,545 AUD
View
Price last confirmed 22 days ago
B
Retailer 28
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$12,001 AUD
$8,430 USD
View
Most Expensive
B
Blue Nile
25580776 · Oct 31
$13,046 AUD
$9,164 USD
View
28 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