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Radiant|Lab Grown|IGI

3.06ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG681578778

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG681578778

Diamond specifications and retailer prices

From $1,760 NZD
$992 USD
As of October 30, 2026
Save $15,859 NZD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $17,619 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.06ct lab-grown radiant diamond

This 3.06ct lab-grown radiant 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 LG681578778 or 681578778. Listed at 26 retailers as of October 29, 2026, with prices from $1,760 to $17,619, a $15,859 spread on the same certified stone. Do Amore Diamonds lists it at $17,619. 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

3.06
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681578778
Dimensions10.23 × 7.39 × 4.81 mm
L/W Ratio1.38
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
10.23 mm7.39 mm3.06 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681578778
Side View
Table 64.0%Crown 42.3°Girdle: MED-STKPavilion 34.1°Culet: NoneDepth 65.1%

Caratlytics Score

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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 30
Current: $17,619 NZD|Low: $1,760 NZD|High: $17,619 NZD|Avg: $5,996 NZD
Do Amore Diamonds
Retailer 2
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Retailer 24
October 31, 2026
Retailer 21$1,760 NZD
Retailer 6$2,042 NZD
Retailer 10$2,158 NZD
Retailer 7$2,243 NZD
Retailer 19$2,514 NZD
Retailer 2$2,608 NZD
Retailer 23$2,862 NZD
Retailer 3$3,265 NZD
Retailer 15$3,836 NZD
Retailer 13$3,985 NZD
Retailer 12$4,069 NZD
Retailer 18$4,400 NZD
Retailer 14$4,760 NZD
Retailer 8$5,232 NZD
Retailer 5$6,219 NZD
Retailer 20$6,329 NZD
Retailer 22$6,537 NZD
Retailer 17$6,593 NZD
Retailer 4$8,011 NZD
Retailer 9$8,202 NZD
Retailer 24$8,297 NZD
Retailer 11$9,572 NZD
Retailer 16$14,123 NZD
Do Amore Diamonds$17,619 NZD

31 data points across 24 retailers

26 retailers$1,760 NZD to $17,619 NZD

A
Cheapest Retailer
-
$1,760 NZD
$992 USD
A
Retailer 2
-
$2,042 NZD
$1,151 USD
View
A
Retailer 3
-
$2,158 NZD
$1,216 USD
View
A
Retailer 4
-
$2,243 NZD
$1,264 USD
View
Final sale: no returns
A
Retailer 5
-
$2,514 NZD
$1,417 USD
View
A
Retailer 6
-
$2,608 NZD
$1,470 USD
View
A
Retailer 7
-
$2,862 NZD
HK$12,600 HKD
View
A
Retailer 8
-
$3,265 NZD
£1,449 GBP
View
A
Retailer 9
-
$3,836 NZD
$2,162 USD
View
A
Retailer 10
-
$3,985 NZD
$2,246 USD
View
Retailer 11
-
$4,069 NZD
€2,184 EUR
View
Price last confirmed 7 days ago
A
Retailer 12
-
$4,400 NZD
$2,480 USD
View
A
Retailer 13
-
$4,760 NZD
$2,683 USD
View
A
Retailer 14
-
$5,232 NZD
ZAR 47,642 ZAR
View
B+
Retailer 15
-
$6,219 NZD
£2,760 GBP
View
B+
Retailer 16
-
$6,329 NZD
$3,567 USD
View
B+
Retailer 17
-
$6,537 NZD
$3,685 USD
View
B+
Retailer 18
-
$6,593 NZD
$3,716 USD
View
B+
Retailer 19
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$8,011 NZD
$4,515 USD
View
B+
Retailer 20
-
$8,202 NZD
£3,640 GBP
View
B+
Retailer 21
-
$8,297 NZD
SGD 6,319 SGD
View
Retailer 22
-
$9,572 NZD
$5,395 USD
View
Price last confirmed 9 days ago
Retailer 23
-
$11,963 NZD
A$10,373 AUD
View
Price last confirmed 32 days ago
B
Retailer 24
-
$14,123 NZD
$7,960 USD
View
B
Retailer 25
-
$15,135 NZD
$8,530 USD
View
Most Expensive
B
Do Amore Diamonds
27-DDB239D40 · Oct 29
$17,619 NZD
$9,930 USD
View
25 more retailers have this diamond
Prices start from $1,760 NZDSave up to $15,859 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
3.06ct Radiant
$1,760 NZD