CaratHunter
Plans
Oval|Lab Grown|IGI

4.12ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG702510822

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG702510822

Diamond specifications and retailer prices

From $5,832 NZD
$3,287 USD
As of October 29, 2026
Save $38,667 NZD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $44,499 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.12ct lab-grown oval diamond

This 4.12ct 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 LG702510822 or 702510822. Listed at 23 retailers as of October 29, 2026, with prices from $5,832 to $44,499, a $38,667 spread on the same certified stone. Do Amore Diamonds lists it at $44,499. 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

4.12
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702510822
Dimensions12.57 × 9.01 × 5.72 mm
L/W Ratio1.40
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
12.57 mm9.01 mm4.12 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702510822
Side View
Table 57.0%Crown 36.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.5%

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: $15,994 NZD|Low: $5,598 NZD|High: $35,876 NZD|Avg: $12,537 NZD
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
Retailer 17
Retailer 18
November 1, 2026
Retailer 2$5,832 NZD
Retailer 6$6,345 NZD
Retailer 9$6,531 NZD
Retailer 3$6,765 NZD
Retailer 8$6,776 NZD
Retailer 18$7,044 NZD
Retailer 5$9,331 NZD
Retailer 17$9,331 NZD
Retailer 12$9,673 NZD
Retailer 4$10,502 NZD
Retailer 10$11,465 NZD
Retailer 13$11,787 NZD
Retailer 15$15,892 NZD
Retailer 1$15,994 NZD
Retailer 11$16,162 NZD
Retailer 16$17,014 NZD
Retailer 7$25,727 NZD
Retailer 14$27,289 NZD

43 data points across 18 retailers

23 retailers$5,832 NZD to $44,499 NZD

A
Cheapest Retailer
-
$5,832 NZD
$3,287 USD
A
Retailer 2
-
$6,345 NZD
$3,576 USD
View
A
Retailer 3
-
$6,531 NZD
$3,681 USD
View
Final sale: no returns
Retailer 4
-
$6,765 NZD
$3,813 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$6,765 NZD
$3,813 USD
View
A
Retailer 6
-
$6,776 NZD
$3,819 USD
View
A
Retailer 7
-
$7,044 NZD
$3,970 USD
View
A
Retailer 8
-
$7,574 NZD
$4,269 USD
View
A
Retailer 9
-
$9,331 NZD
$5,259 USD
View
A
Retailer 10
-
$9,331 NZD
$5,259 USD
View
A
Retailer 11
-
$9,673 NZD
£4,293 GBP
View
B+
Retailer 12
-
$10,502 NZD
$5,919 USD
View
B+
Retailer 13
-
$11,465 NZD
£5,088 GBP
View
B+
Retailer 14
-
$11,787 NZD
€6,327 EUR
View
B+
Retailer 15
-
$15,892 NZD
ZAR 144,694 ZAR
View
B+
Retailer 16
-
$15,994 NZD
£7,098 GBP
View
B+
Retailer 17
-
$16,162 NZD
A$14,014 AUD
View
B+
Retailer 18
-
$17,014 NZD
$9,589 USD
View
B
Retailer 19
-
$25,727 NZD
SGD 19,594 SGD
View
B
Retailer 20
-
$26,335 NZD
$14,842 USD
View
B
Retailer 21
-
$27,289 NZD
$15,380 USD
View
B
Retailer 22
-
$40,117 NZD
$22,610 USD
View
Most Expensive
B
Do Amore Diamonds
23-702510822 · Oct 31
$44,499 NZD
$25,080 USD
View
22 more retailers have this diamond
Prices start from $5,832 NZDSave up to $38,667 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
4.12ct Oval
$5,832 NZD