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Oval|Lab Grown|IGI

3.05ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG729590174

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG729590174

Diamond specifications and retailer prices

From $2,209 NZD
$1,245 USD
As of October 31, 2026
Save $13,014 NZD (85%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $15,223 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown oval diamond

This 3.05ct 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 LG729590174 or 729590174. Listed at 31 retailers as of October 30, 2026, with prices from $2,209 to $15,223, a $13,014 spread on the same certified stone. Brilliant Earth lists it at $15,223. 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

3.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729590174
Dimensions11.96 × 8.07 × 5.03 mm
L/W Ratio1.48
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
11.96 mm8.07 mm3.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729590174
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.3°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 31
Current: $15,223 NZD|Low: $2,131 NZD|High: $25,372 NZD|Avg: $6,199 NZD|-40.0%
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
Retailer 21
Retailer 22
October 31, 2026
Retailer 6$2,209 NZD
Retailer 13$2,429 NZD
Retailer 18$2,546 NZD
Retailer 21$2,669 NZD
Retailer 4$2,703 NZD
Retailer 2$3,199 NZD
Retailer 20$3,336 NZD
Retailer 5$3,545 NZD
Retailer 22$4,480 NZD
Retailer 15$4,784 NZD
Retailer 16$5,129 NZD
Retailer 3$5,147 NZD
Retailer 12$5,186 NZD
Retailer 19$5,715 NZD
Retailer 8$6,396 NZD
Retailer 7$7,062 NZD
Retailer 17$7,531 NZD
Retailer 11$7,716 NZD
Retailer 9$7,812 NZD
Retailer 10$8,439 NZD
Retailer 14$12,953 NZD
Brilliant Earth$15,223 NZD

38 data points across 22 retailers

31 retailers$2,209 NZD to $15,223 NZD

Retailer 1
-
$1,982 NZD
$1,117 USD
Price last confirmed 32 days ago
Retailer 2
-
$2,156 NZD
$1,215 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$2,209 NZD
$1,245 USD
View
Retailer 4
-
$2,268 NZD
$1,278 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$2,298 NZD
$1,295 USD
View
Price last confirmed 28 days ago
Retailer 6
-
$2,298 NZD
$1,295 USD
View
Price last confirmed 21 days ago
A
Retailer 7
-
$2,429 NZD
$1,369 USD
View
Final sale: no returns
A
Retailer 8
-
$2,546 NZD
$1,435 USD
View
A
Retailer 9
-
$2,669 NZD
$1,504 USD
View
A
Retailer 10
-
$2,703 NZD
HK$11,900 HKD
View
A
Retailer 11
-
$3,199 NZD
£1,420 GBP
View
A
Retailer 12
-
$3,336 NZD
$1,880 USD
View
Retailer 13
-
$3,436 NZD
£1,525 GBP
View
Price last confirmed 16 days ago
A
Retailer 14
-
$3,545 NZD
€1,903 EUR
View
Retailer 15
-
$4,308 NZD
$2,428 USD
View
Price last confirmed 31 days ago
Retailer 16
-
$4,308 NZD
$2,428 USD
View
Price last confirmed 21 days ago
A
Retailer 17
-
$4,480 NZD
$2,525 USD
View
A
Retailer 18
-
$4,784 NZD
A$4,148 AUD
View
A
Retailer 19
-
$5,129 NZD
ZAR 46,697 ZAR
View
B+
Retailer 20
-
$5,147 NZD
$2,901 USD
View
Retailer 21
-
$5,186 NZD
A$4,497 AUD
View
Price last confirmed 9 days ago
B+
Retailer 22
-
$5,715 NZD
$3,221 USD
View
Retailer 23
-
$6,354 NZD
£2,820 GBP
View
Price last confirmed 7 days ago
B+
Retailer 24
-
$6,396 NZD
$3,605 USD
View
B+
Retailer 25
-
$7,062 NZD
$3,980 USD
View
B+
Retailer 26
-
$7,531 NZD
£3,342 GBP
View
B+
Retailer 27
-
$7,716 NZD
$4,349 USD
View
B+
Retailer 28
-
$7,812 NZD
SGD 5,950 SGD
View
B+
Retailer 29
-
$8,439 NZD
$4,756 USD
View
Retailer 30
-
$12,953 NZD
A$11,231 AUD
View
Price last confirmed 26 days ago
Most Expensive
B
Brilliant Earth
15743632A · Oct 30
$15,223 NZD
$8,580 USD
View
30 more retailers have this diamond
Prices start from $2,209 NZDSave up to $13,014 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
3.05ct Oval
$2,209 NZD