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Oval|Lab Grown|IGI

3.10ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG837620527

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837620527

Diamond specifications and retailer prices

From $1,863 NZD
$1,050 USD
As of October 29, 2026
Save $13,094 NZD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $14,957 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG837620527 or 837620527. Listed at 19 retailers as of October 29, 2026, with prices from $1,863 to $14,957, a $13,094 spread on the same certified stone. Brilliant Earth lists it at $14,957. 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 angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837620527
Dimensions11.60 × 8.24 × 5.07 mm
L/W Ratio1.41
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
11.60 mm8.24 mm3.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837620527
Side View
Table 62.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.5%

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: Oct 29
Current: $14,957 NZD|Low: $1,863 NZD|High: $24,201 NZD|Avg: $4,962 NZD|-18.3%
Brilliant Earth
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
Retailer 18
Retailer 19
Retailer 20
October 31, 2026
Retailer 3$1,863 NZD
Retailer 18$2,087 NZD
Retailer 6$2,161 NZD
Retailer 12$2,241 NZD
Retailer 2$2,466 NZD
Retailer 19$2,579 NZD
Retailer 16$2,725 NZD
Retailer 7$3,087 NZD
Retailer 20$3,128 NZD
Retailer 11$3,534 NZD
Retailer 8$4,051 NZD
Retailer 15$4,516 NZD
Retailer 9$4,975 NZD
Retailer 4$5,017 NZD
Retailer 13$6,517 NZD
Retailer 17$6,524 NZD
Retailer 5$7,368 NZD
Retailer 14$7,904 NZD
Retailer 10$10,238 NZD
Brilliant Earth$14,957 NZD

16 data points across 20 retailers

19 retailers$1,863 NZD to $14,957 NZD

A+
Cheapest Retailer
-
$1,863 NZD
$1,050 USD
A
Retailer 2
-
$2,087 NZD
$1,176 USD
View
Final sale: no returns
A
Retailer 3
-
$2,161 NZD
$1,218 USD
View
Retailer 4
-
$2,241 NZD
$1,263 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$2,466 NZD
$1,390 USD
View
A
Retailer 6
-
$2,579 NZD
£1,144 GBP
View
A
Retailer 7
-
$2,725 NZD
HK$12,000 HKD
View
A
Retailer 8
-
$3,087 NZD
$1,740 USD
View
A
Retailer 9
-
$3,128 NZD
£1,388 GBP
View
A
Retailer 10
-
$4,051 NZD
$2,283 USD
View
A
Retailer 11
-
$4,516 NZD
$2,545 USD
View
Retailer 12
-
$4,975 NZD
A$4,314 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
$5,017 NZD
ZAR 45,683 ZAR
View
B+
Retailer 14
-
$6,517 NZD
£2,892 GBP
View
B+
Retailer 15
-
$6,524 NZD
$3,677 USD
View
B+
Retailer 16
-
$7,368 NZD
£3,270 GBP
View
B+
Retailer 17
-
$7,904 NZD
SGD 6,020 SGD
View
Retailer 18
-
$10,238 NZD
$5,770 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21574498A · Oct 30
$14,957 NZD
$8,430 USD
View
18 more retailers have this diamond
Prices start from $1,863 NZDSave up to $13,094 NZD

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
$1,863 NZD