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Oval|Lab Grown|IGI

1.39ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG835604052

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG835604052

Diamond specifications and retailer prices

From $323 NZD
As of November 5, 2026
Save $1,508 NZD (82%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,830 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.39ct lab-grown oval diamond

This 1.39ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG835604052 or 835604052. Listed at 9 retailers as of November 1, 2026, with prices from $323 to $1,830, a $1,508 spread on the same certified stone. MOH London lists it at $1,830. 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

1.39
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835604052
Dimensions9.18 × 6.32 × 3.86 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.18 mm6.32 mm1.39 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835604052
Side View
Table 61.0%Crown 34.2°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 61.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $1,830 NZD|Low: $299 NZD|High: $1,842 NZD|Avg: $974 NZD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$323 NZD
Retailer 5$375 NZD
Retailer 2$516 NZD
Retailer 6$673 NZD
Retailer 8$987 NZD
Retailer 4$1,288 NZD
Retailer 7$1,329 NZD
Retailer 9$1,573 NZD
MOH London$1,830 NZD

29 data points across 9 retailers

9 retailers$323 NZD to $1,830 NZD

A
Cheapest Retailer
-
$323 NZD
A
Retailer 2
-
$375 NZD
View
A
Retailer 3
-
$516 NZD
View
A
Retailer 4
-
$673 NZD
View
B+
Retailer 5
-
$987 NZD
View
B+
Retailer 6
-
$1,288 NZD
View
B
Retailer 7
-
$1,329 NZD
View
Retailer 8
-
$1,573 NZD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
LG835604052 · Nov 1
$1,830 NZD
£799 GBP
View
8 more retailers have this diamond
Prices start from $323 NZDSave up to $1,508 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
1.39ct Oval
$323 NZD