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Round|Lab Grown|IGI

3.10ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG605356205

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605356205

Diamond specifications and retailer prices

From $2,033 NZD
As of November 3, 2026
Save $6,220 NZD (75%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $10,522 NZD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG605356205 or 605356205. Listed at 23 retailers as of November 3, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.10
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605356205
Dimensions9.28 × 9.22 × 5.77 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
Top View
9.28 mm9.22 mm3.10 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605356205
Side View
Table 56.0%Crown 35.7°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.4%

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: Nov 3
Current: $4,421 NZD|Low: $1,951 NZD|High: $18,226 NZD|Avg: $5,259 NZD
NZ Jewellers
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
November 5, 2026
Retailer 17$2,033 NZD
Retailer 8$2,274 NZD
Retailer 18$2,358 NZD
Retailer 12$2,670 NZD
Retailer 6$2,812 NZD
Retailer 11$3,372 NZD
Retailer 13$3,594 NZD
Retailer 5$3,748 NZD
Retailer 4$4,183 NZD
NZ Jewellers$4,421 NZD
Retailer 7$4,646 NZD
Retailer 15$5,324 NZD
Retailer 14$5,480 NZD
Retailer 3$6,828 NZD
Retailer 9$7,472 NZD
Retailer 2$7,555 NZD
Retailer 10$8,253 NZD
Retailer 16$10,307 NZD

45 data points across 18 retailers

23 retailers$2,033 NZD to $8,253 NZD

A
Cheapest Retailer
-
$2,033 NZD
A
Retailer 2
-
$2,274 NZD
View
Final sale: no returns
Retailer 3
-
$2,358 NZD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$2,358 NZD
View
A
Retailer 5
-
$2,670 NZD
View
A
Retailer 6
-
$2,812 NZD
View
A
Retailer 7
-
$3,372 NZD
View
B+
Retailer 8
-
$3,594 NZD
View
B+
Retailer 9
-
$3,748 NZD
View
B+
Retailer 10
-
$4,183 NZD
View
B+
Retailer 11
-
$4,421 NZD
View
B+
Retailer 12
-
$4,646 NZD
View
B+
Retailer 13
-
$5,324 NZD
View
B+
Retailer 14
-
$5,480 NZD
View
B+
Retailer 15
-
$6,828 NZD
View
Retailer 16
-
$7,259 NZD
View
Price last confirmed 43 days ago
B
Retailer 17
-
$7,472 NZD
View
B+
Retailer 18
-
$7,555 NZD
View
Retailer 19
-
$7,607 NZD
View
Price last confirmed 43 days ago
B
Retailer 20
-
$8,253 NZD
View
Retailer 21
-
$8,304 NZD
View
Price last confirmed 41 days ago
Retailer 22
-
$10,307 NZD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
99283b0e-1809-4305-880b-79748e85e333 · Sep 21
$10,522 NZD
$5,931 USD
View
Price last confirmed 44 days ago
22 more retailers have this diamond
Prices start from $2,033 NZDSave up to $6,220 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
3.10ct Round
$2,033 NZD