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Round|Lab Grown|IGI

3.09ct G IF Round Lab Grown Diamond

EX • G/IF • IGI LG669421282

Shape and cutting style on the report: Round brilliant

Certificate IGI LG669421282

Diamond specifications and retailer prices

From $1,369 NZD
$770 USD
As of November 1, 2026
Save $9,135 NZD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,504 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG669421282 or 669421282. Listed at 21 retailers as of November 1, 2026, with prices from $1,369 to $10,504, a $9,135 spread on the same certified stone. Brilliant Earth lists it at $10,504. 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

3.09
Carat
G
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669421282
Dimensions9.26 × 9.31 × 5.82 mm
L/W Ratio1.01
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 Faint Blue
Top View
9.26 mm9.31 mm3.09 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669421282
Side View
Table 57.0%Crown 36.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.7%

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: Nov 1
Current: $10,504 NZD|Low: $1,313 NZD|High: $14,894 NZD|Avg: $3,868 NZD|-29.5%
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
November 2, 2026
Retailer 19$1,369 NZD
Retailer 10$1,488 NZD
Retailer 20$1,532 NZD
Retailer 3$1,587 NZD
Retailer 11$1,843 NZD
Retailer 18$1,902 NZD
Retailer 5$2,119 NZD
Retailer 7$2,271 NZD
Retailer 14$2,423 NZD
Retailer 13$2,792 NZD
Retailer 2$3,478 NZD
Retailer 15$3,584 NZD
Retailer 17$3,684 NZD
Retailer 4$4,292 NZD
Retailer 6$4,461 NZD
Retailer 12$5,333 NZD
Retailer 8$5,364 NZD
Retailer 9$5,479 NZD
Retailer 16$5,979 NZD
Brilliant Earth$10,504 NZD

40 data points across 20 retailers

21 retailers$1,369 NZD to $10,504 NZD

A
Cheapest Retailer
-
$1,369 NZD
$770 USD
A
Retailer 2
-
$1,488 NZD
$837 USD
View
A
Retailer 3
-
$1,532 NZD
$862 USD
View
Final sale: no returns
Retailer 4
-
$1,587 NZD
$893 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,587 NZD
$893 USD
View
A
Retailer 6
-
$1,843 NZD
HK$8,100 HKD
View
A
Retailer 7
-
$1,902 NZD
$1,070 USD
View
A
Retailer 8
-
$2,119 NZD
$1,192 USD
View
A
Retailer 9
-
$2,271 NZD
$1,278 USD
View
A
Retailer 10
-
$2,423 NZD
£1,074 GBP
View
A
Retailer 11
-
$2,792 NZD
€1,496 EUR
View
B+
Retailer 12
-
$3,478 NZD
$1,957 USD
View
B+
Retailer 13
-
$3,584 NZD
A$3,102 AUD
View
B+
Retailer 14
-
$3,684 NZD
ZAR 33,485 ZAR
View
B+
Retailer 15
-
$4,292 NZD
$2,415 USD
View
B+
Retailer 16
-
$4,461 NZD
$2,510 USD
View
B+
Retailer 17
-
$5,333 NZD
SGD 4,055 SGD
View
B+
Retailer 18
-
$5,364 NZD
$3,018 USD
View
B+
Retailer 19
-
$5,479 NZD
$3,083 USD
View
B+
Retailer 20
-
$5,979 NZD
£2,649 GBP
View
Most Expensive
B
Brilliant Earth
15028441A · Nov 2
$10,504 NZD
$5,910 USD
View
20 more retailers have this diamond
Prices start from $1,369 NZDSave up to $9,135 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
3.09ct Round
$1,369 NZD