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Round|Lab Grown|IGI

3.05ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG803629836

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803629836

Diamond specifications and retailer prices

From $3,689 NZD
$2,079 USD
As of October 29, 2026
Save $24,700 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $28,389 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803629836 or 803629836. Listed at 21 retailers as of October 29, 2026, with prices from $3,689 to $28,389, a $24,700 spread on the same certified stone. Brilliant Earth lists it at $28,389. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803629836
Dimensions9.39 × 9.37 × 5.66 mm
L/W Ratio1.00
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
9.39 mm9.37 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803629836
Side View
Table 59.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

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: $28,389 NZD|Low: $3,542 NZD|High: $28,389 NZD|Avg: $8,318 NZD
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
October 31, 2026
Retailer 17$3,689 NZD
Retailer 15$4,013 NZD
Retailer 7$4,131 NZD
Retailer 4$4,278 NZD
Retailer 10$4,498 NZD
Retailer 13$4,870 NZD
Retailer 3$5,117 NZD
Retailer 11$5,864 NZD
Retailer 18$5,882 NZD
Retailer 8$6,095 NZD
Retailer 5$6,230 NZD
Retailer 2$6,429 NZD
Retailer 12$9,935 NZD
Retailer 16$11,008 NZD
Retailer 14$11,623 NZD
Retailer 6$12,755 NZD
Retailer 9$14,251 NZD
Brilliant Earth$28,389 NZD

38 data points across 18 retailers

21 retailers$3,689 NZD to $28,389 NZD

A
Cheapest Retailer
-
$3,689 NZD
$2,079 USD
A
Retailer 2
-
$4,013 NZD
$2,262 USD
View
A
Retailer 3
-
$4,131 NZD
$2,328 USD
View
Final sale: no returns
Retailer 4
-
$4,278 NZD
$2,411 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$4,278 NZD
$2,411 USD
View
A
Retailer 6
-
$4,498 NZD
$2,535 USD
View
A
Retailer 7
-
$4,867 NZD
$2,743 USD
View
B+
Retailer 8
-
$4,870 NZD
$2,745 USD
View
Retailer 9
-
$5,117 NZD
£2,271 GBP
View
Price last confirmed 14 days ago
B+
Retailer 10
-
$5,864 NZD
£2,602 GBP
View
B+
Retailer 11
-
$5,882 NZD
$3,315 USD
View
B+
Retailer 12
-
$6,095 NZD
$3,435 USD
View
B+
Retailer 13
-
$6,230 NZD
$3,511 USD
View
B+
Retailer 14
-
$6,429 NZD
€3,451 EUR
View
B+
Retailer 15
-
$9,935 NZD
ZAR 90,460 ZAR
View
B+
Retailer 16
-
$11,008 NZD
$6,204 USD
View
B+
Retailer 17
-
$11,623 NZD
£5,158 GBP
View
B
Retailer 18
-
$12,755 NZD
$7,189 USD
View
B
Retailer 19
-
$14,251 NZD
SGD 10,854 SGD
View
B
Retailer 20
-
$14,965 NZD
$8,434 USD
View
Most Expensive
B
Brilliant Earth
20308159A · Oct 29
$28,389 NZD
$16,000 USD
View
20 more retailers have this diamond
Prices start from $3,689 NZDSave up to $24,700 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 Round
$3,689 NZD