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Round|Lab Grown|IGI

2.91ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825667160

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825667160

Diamond specifications and retailer prices

From $2,152 NZD
$1,213 USD
As of October 30, 2026
Save $11,368 NZD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,520 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.91ct lab-grown round diamond

This 2.91ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825667160 or 825667160. Listed at 19 retailers as of October 30, 2026, with prices from $2,152 to $13,520, a $11,368 spread on the same certified stone. Brilliant Earth lists it at $13,520. 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

2.91
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667160
Dimensions9.17 × 9.09 × 5.63 mm
L/W Ratio1.01
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
9.17 mm9.09 mm2.91 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667160
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.7%

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: Oct 30
Current: $13,520 NZD|Low: $2,537 NZD|High: $21,167 NZD|Avg: $6,817 NZD|-36.1%
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
October 30, 2026
Retailer 10$2,537 NZD
Retailer 9$3,235 NZD
Retailer 2$3,370 NZD
Retailer 3$3,552 NZD
Retailer 4$4,450 NZD
Retailer 12$5,699 NZD
Retailer 8$5,891 NZD
Retailer 6$7,078 NZD
Retailer 7$7,615 NZD
Retailer 11$7,643 NZD
Retailer 5$7,792 NZD
Retailer 13$10,513 NZD
Brilliant Earth$13,520 NZD

31 data points across 13 retailers

19 retailers$2,152 NZD to $13,520 NZD

Retailer 1
-
$1,922 NZD
$1,083 USD
Price last confirmed 20 days ago
Retailer 2
-
$2,092 NZD
$1,179 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$2,152 NZD
$1,213 USD
View
Final sale: no returns
Retailer 4
-
$2,230 NZD
$1,257 USD
View
Price last confirmed 13 days ago
Retailer 5
-
$2,537 NZD
$1,430 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$2,562 NZD
$1,444 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$3,235 NZD
£1,436 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$3,370 NZD
€1,809 EUR
View
Retailer 9
-
$3,552 NZD
$2,002 USD
View
Price last confirmed 14 days ago
Retailer 10
-
$4,180 NZD
$2,356 USD
View
Price last confirmed 20 days ago
Retailer 11
-
$4,450 NZD
$2,508 USD
View
Price last confirmed 11 days ago
Retailer 12
-
$5,699 NZD
ZAR 51,893 ZAR
View
Price last confirmed 15 days ago
B+
Retailer 13
-
$5,891 NZD
$3,320 USD
View
B+
Retailer 14
-
$7,078 NZD
SGD 5,391 SGD
View
B+
Retailer 15
-
$7,615 NZD
$4,292 USD
View
Retailer 16
-
$7,643 NZD
£3,392 GBP
View
Price last confirmed 15 days ago
Retailer 17
-
$7,792 NZD
$4,392 USD
View
Price last confirmed 13 days ago
Retailer 18
-
$10,513 NZD
$5,925 USD
View
Price last confirmed 16 days ago
Most Expensive
B
Brilliant Earth
21433899A · Oct 30
$13,520 NZD
$7,620 USD
View
18 more retailers have this diamond
Prices start from $2,152 NZDSave up to $11,368 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
2.91ct Round
$2,152 NZD