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Oval|Lab Grown|IGI

4.05ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG741502949

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG741502949

Diamond specifications and retailer prices

From $2,058 NZD
$1,160 USD
As of October 31, 2026
Save $4,562 NZD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,620 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.05ct lab-grown oval diamond

This 4.05ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741502949 or 741502949. Listed at 10 retailers as of October 30, 2026, with prices from $2,058 to $6,620, a $4,562 spread on the same certified stone. Taylor and Hart lists it at $6,620. 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

4.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741502949
Dimensions12.94 × 8.93 × 5.50 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.94 mm8.93 mm4.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741502949
Side View
Table 60.0%Crown 32.2°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $2,858 NZD|Low: $1,352 NZD|High: $6,620 NZD|Avg: $3,925 NZD|+22.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 9$1,352 NZD
Retailer 6$2,058 NZD
Retailer 5$2,711 NZD
Retailer 1$2,858 NZD
Retailer 12$3,717 NZD
Retailer 11$4,000 NZD
Retailer 3$4,209 NZD
Retailer 4$4,328 NZD
Retailer 10$4,409 NZD
Retailer 2$4,750 NZD
Retailer 7$6,330 NZD
Retailer 8$6,594 NZD
Taylor and Hart$6,620 NZD

17 data points across 13 retailers

10 retailers$2,058 NZD to $6,620 NZD

Retailer 1
-
$1,352 NZD
$762 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
$2,058 NZD
$1,160 USD
View
B+
Retailer 3
-
$2,711 NZD
$1,528 USD
View
B
Retailer 4
-
$2,858 NZD
£1,269 GBP
View
B
Retailer 5
-
$3,717 NZD
$2,095 USD
View
B
Retailer 6
-
$4,000 NZD
$2,254 USD
View
Retailer 7
-
$4,409 NZD
$2,485 USD
View
Price last confirmed 24 days ago
B
Retailer 8
-
$6,330 NZD
£2,809 GBP
View
B
Retailer 9
-
$6,594 NZD
SGD 5,022 SGD
View
Most Expensive
B
Taylor and Hart
97U8480 · Oct 30
$6,620 NZD
$3,731 USD
View
9 more retailers have this diamond
Prices start from $2,058 NZDSave up to $4,562 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.

B+
4.05ct Oval
$2,058 NZD