CaratHunter
Plans
Radiant|Lab Grown|IGI

1.39ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG636477056

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG636477056

Diamond specifications and retailer prices

From $371 NZD
$209 USD
As of October 30, 2026
Save $3,888 NZD (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,259 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.39ct lab-grown radiant diamond

This 1.39ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG636477056 or 636477056. Listed at 26 retailers as of October 27, 2026, with prices from $371 to $4,259, a $3,888 spread on the same certified stone. Queensmith lists it at $4,259. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.8°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG636477056
Dimensions8.11 × 5.69 × 3.63 mm
L/W Ratio1.43
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
8.11 mm5.69 mm1.39 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG636477056
Side View
Table 62.0%Crown 26.8°Girdle: MediumPavilion 33°Culet: NoneDepth 63.8%

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: Oct 30
Current: $1,841 NZD|Low: $362 NZD|High: $4,205 NZD|Avg: $1,265 NZD|-1.1%
Retailer 1
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 5$371 NZD
Retailer 14$412 NZD
Retailer 3$429 NZD
Retailer 4$460 NZD
Retailer 6$460 NZD
Retailer 12$486 NZD
Retailer 20$522 NZD
Retailer 9$635 NZD
Retailer 18$773 NZD
Retailer 21$789 NZD
Retailer 17$847 NZD
Retailer 8$903 NZD
Retailer 22$1,122 NZD
Retailer 23$1,150 NZD
Retailer 7$1,476 NZD
Retailer 15$1,495 NZD
Retailer 13$1,570 NZD
Retailer 11$1,757 NZD
Retailer 1$1,841 NZD
Retailer 19$2,131 NZD
Retailer 10$2,167 NZD
Retailer 2$3,034 NZD
Retailer 16$4,205 NZD

32 data points across 23 retailers

26 retailers$371 NZD to $4,259 NZD

A
Cheapest Retailer
-
$371 NZD
$209 USD
A
Retailer 2
-
$412 NZD
$232 USD
View
Final sale: no returns
A
Retailer 3
-
$429 NZD
$242 USD
View
A
Retailer 4
-
$460 NZD
$259 USD
View
Retailer 5
-
$460 NZD
$259 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$486 NZD
£215 GBP
View
A
Retailer 7
-
$522 NZD
HK$2,300 HKD
View
B+
Retailer 8
-
$635 NZD
$358 USD
View
A
Retailer 9
-
$773 NZD
€415 EUR
View
A
Retailer 10
-
$789 NZD
ZAR 7,182 ZAR
View
A
Retailer 11
-
$847 NZD
£376 GBP
View
A
Retailer 12
-
$903 NZD
$509 USD
View
A
Retailer 13
-
$1,122 NZD
A$973 AUD
View
A
Retailer 14
-
$1,150 NZD
$648 USD
View
A
Retailer 15
-
$1,175 NZD
$662 USD
View
B+
Retailer 16
-
$1,476 NZD
$832 USD
View
B+
Retailer 17
-
$1,495 NZD
SGD 1,139 SGD
View
B+
Retailer 18
-
$1,570 NZD
$885 USD
View
B+
Retailer 19
-
$1,757 NZD
$990 USD
View
B+
Retailer 20
-
$1,841 NZD
£817 GBP
View
B+
Retailer 21
-
$1,881 NZD
£835 GBP
View
B+
Retailer 22
-
$2,131 NZD
A$1,848 AUD
View
B+
Retailer 23
-
$2,167 NZD
$1,221 USD
View
Retailer 24
-
$3,034 NZD
$1,710 USD
View
Price last confirmed 11 days ago
B
Retailer 25
-
$4,205 NZD
$2,370 USD
View
Most Expensive
B
Queensmith
LG636477056 · Oct 27
$4,259 NZD
£1,890 GBP
View
25 more retailers have this diamond
Prices start from $371 NZDSave up to $3,888 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 Radiant
$371 NZD