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Oval|Lab Grown|IGI

3.01ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG678584159

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584159

Diamond specifications and retailer prices

From $745 NZD
$419 USD
As of November 1, 2026
Save $3,521 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,266 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.01ct lab-grown oval diamond

This 3.01ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584159 or 678584159. Listed at 16 retailers as of November 1, 2026, with prices from $745 to $4,266, a $3,521 spread on the same certified stone. Brilliant Earth lists it at $4,266. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584159
Dimensions11.63 × 8.21 × 5.05 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.63 mm8.21 mm3.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584159
Side View
Table 58.0%Crown 32.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.5%

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: $4,266 NZD|Low: $745 NZD|High: $4,301 NZD|Avg: $1,804 NZD|-0.8%
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
November 2, 2026
Retailer 5$745 NZD
Retailer 4$834 NZD
Retailer 11$860 NZD
Retailer 12$922 NZD
Retailer 8$963 NZD
Retailer 16$1,182 NZD
Retailer 14$1,241 NZD
Retailer 13$1,457 NZD
Retailer 9$1,520 NZD
Retailer 6$1,612 NZD
Retailer 3$1,811 NZD
Retailer 2$2,238 NZD
Retailer 15$2,966 NZD
Retailer 7$3,306 NZD
Retailer 10$3,390 NZD
Brilliant Earth$4,266 NZD

46 data points across 16 retailers

16 retailers$745 NZD to $4,266 NZD

A
Cheapest Retailer
-
$745 NZD
$419 USD
A
Retailer 2
-
$834 NZD
$469 USD
View
A
Retailer 3
-
$860 NZD
$484 USD
View
Final sale: no returns
A
Retailer 4
-
$922 NZD
$519 USD
View
Retailer 5
-
$963 NZD
$542 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$1,182 NZD
$665 USD
View
B+
Retailer 7
-
$1,241 NZD
$698 USD
View
A
Retailer 8
-
$1,457 NZD
$820 USD
View
A
Retailer 9
-
$1,520 NZD
£673 GBP
View
A
Retailer 10
-
$1,612 NZD
€864 EUR
View
B+
Retailer 11
-
$1,811 NZD
$1,019 USD
View
B+
Retailer 12
-
$2,238 NZD
$1,259 USD
View
B+
Retailer 13
-
$2,966 NZD
$1,669 USD
View
B
Retailer 14
-
$3,306 NZD
$1,860 USD
View
B
Retailer 15
-
$3,390 NZD
£1,502 GBP
View
Most Expensive
B
Brilliant Earth
17470537A · Nov 2
$4,266 NZD
$2,400 USD
View
15 more retailers have this diamond
Prices start from $745 NZDSave up to $3,521 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
3.01ct Oval
$745 NZD