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Oval|Lab Grown|IGI

3.17ct G IF Oval Lab Grown Diamond

EX • G/IF • IGI LG688516690

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG688516690

Diamond specifications and retailer prices

From $1,935 CAD
$1,385 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: $1,935 CAD at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

About this 3.17ct lab-grown oval diamond

This 3.17ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG688516690 or 688516690. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
G
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688516690
Dimensions11.97 × 8.26 × 5.14 mm
L/W Ratio1.45
Girdle conditionFaceted
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
11.97 mm8.26 mm3.17 ctG / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688516690
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,935 CAD|Low: $1,935 CAD|High: $13,131 CAD|Avg: $6,871 CAD|-10.4%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
October 18, 2026
Loose Grown Diamond$1,935 CAD
Retailer 2$3,435 CAD
Retailer 4$8,844 CAD
Retailer 3$13,131 CAD

3 data points across 4 retailers

1 retailer

A
Loose Grown Diamond
688516690 · Oct 30
$1,935 CAD
$1,385 USD
View

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A
3.17ct Oval
$1,935 CAD