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Oval|Lab Grown|IGI

1.39ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG494170699

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG494170699

Diamond specifications and retailer prices

From $600 NZD
$338 USD
As of October 31, 2026
Save $3,996 NZD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,595 NZD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494170699 or 494170699. Listed at 13 retailers as of October 31, 2026, with prices from $600 to $4,595, a $3,996 spread on the same certified stone. Do Amore Diamonds lists it at $4,595. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494170699
Dimensions8.79 × 6.45 × 3.88 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.79 mm6.45 mm1.39 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494170699
Side View
Table 55.5%Crown 36.9°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,595 NZD|Low: $600 NZD|High: $4,595 NZD|Avg: $1,729 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$600 NZD
Retailer 6$642 NZD
Retailer 11$642 NZD
Retailer 3$711 NZD
Retailer 4$923 NZD
Retailer 5$966 NZD
Retailer 10$1,052 NZD
Retailer 9$1,228 NZD
Retailer 8$1,971 NZD
Retailer 12$2,564 NZD
Retailer 2$2,837 NZD
Do Amore Diamonds$4,595 NZD

21 data points across 12 retailers

13 retailers$600 NZD to $4,595 NZD

A
Cheapest Retailer
-
$600 NZD
$338 USD
A
Retailer 2
-
$642 NZD
$362 USD
View
Retailer 3
-
$642 NZD
$362 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$711 NZD
$401 USD
View
A
Retailer 5
-
$923 NZD
$520 USD
View
A
Retailer 6
-
$966 NZD
£429 GBP
View
A
Retailer 7
-
$1,052 NZD
$593 USD
View
B+
Retailer 8
-
$1,228 NZD
$692 USD
View
B
Retailer 9
-
$1,971 NZD
$1,111 USD
View
B
Retailer 10
-
$2,276 NZD
$1,283 USD
View
B
Retailer 11
-
$2,564 NZD
$1,445 USD
View
B
Retailer 12
-
$2,837 NZD
£1,259 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C97038B3E · Oct 31
$4,595 NZD
$2,590 USD
View
12 more retailers have this diamond
Prices start from $600 NZDSave up to $3,996 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
$600 NZD