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Radiant|Lab Grown|IGI

3.17ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG689574932

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

Certificate IGI LG689574932

Diamond specifications and retailer prices

From $2,692 NZD
$1,512 USD
As of October 30, 2026
Save $8,291 NZD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,983 NZD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG689574932 or 689574932. Listed at 17 retailers as of October 30, 2026, with prices from $2,692 to $10,983, a $8,291 spread on the same certified stone. Taylor and Hart lists it at $10,983. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.17
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689574932
Dimensions10.67 × 7.17 × 4.79 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.67 mm7.17 mm3.17 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689574932
Side View
Table 63.0%Crown 36.5°Girdle: ThickPavilion 34.6°Culet: NoneDepth 66.8%

Caratlytics Score

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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: $3,448 NZD|Low: $2,151 NZD|High: $10,438 NZD|Avg: $5,647 NZD|-0.1%
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
October 30, 2026
Retailer 12$2,692 NZD
Retailer 2$2,929 NZD
Retailer 7$3,016 NZD
Retailer 13$3,123 NZD
Retailer 11$3,427 NZD
Retailer 1$3,448 NZD
Retailer 6$4,412 NZD
Retailer 8$4,743 NZD
Retailer 4$7,543 NZD
Retailer 10$7,767 NZD
Retailer 5$8,521 NZD
Retailer 9$8,968 NZD
Retailer 3$10,438 NZD

44 data points across 13 retailers

17 retailers$2,692 NZD to $10,983 NZD

A
Cheapest Retailer
-
$2,692 NZD
$1,512 USD
A
Retailer 2
-
$2,929 NZD
$1,645 USD
View
A
Retailer 3
-
$3,016 NZD
$1,694 USD
View
Final sale: no returns
A
Retailer 4
-
$3,123 NZD
$1,754 USD
View
A
Retailer 5
-
$3,427 NZD
$1,925 USD
View
A
Retailer 6
-
$3,448 NZD
£1,525 GBP
View
A
Retailer 7
-
$3,601 NZD
HK$15,800 HKD
View
A
Retailer 8
-
$4,412 NZD
£1,951 GBP
View
A
Retailer 9
-
$4,743 NZD
€2,537 EUR
View
B+
Retailer 10
-
$6,055 NZD
$3,401 USD
View
B+
Retailer 11
-
$7,543 NZD
£3,336 GBP
View
B+
Retailer 12
-
$7,767 NZD
$4,362 USD
View
B+
Retailer 13
-
$8,521 NZD
$4,786 USD
View
B+
Retailer 14
-
$8,968 NZD
£3,966 GBP
View
B+
Retailer 15
-
$9,582 NZD
$5,381 USD
View
B
Retailer 16
-
$10,438 NZD
SGD 7,922 SGD
View
Most Expensive
B
Taylor and Hart
FYNEG0S · Oct 30
$10,983 NZD
$6,168 USD
View
16 more retailers have this diamond
Prices start from $2,692 NZDSave up to $8,291 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
3.17ct Radiant
$2,692 NZD