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Oval|Lab Grown|IGI

1.60ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG445037707

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037707

Diamond specifications and retailer prices

From €689 EUR
$770 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: €689 EUR at Brilliant Earth
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 Brilliant Earth

About this 1.6ct lab-grown oval diamond

This 1.6ct lab-grown oval sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445037707 or 445037707. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.60
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037707
Dimensions8.97 × 6.67 × 4.14 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.97 mm6.67 mm1.60 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445037707
Side View
Table 59.5%Crown 35.9°Girdle: STK-THKPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €689 EUR|Low: €689 EUR|High: €4,598 EUR|Avg: €2,493 EUR|-60.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
September 4, 2026
Brilliant Earth€689 EUR
Retailer 3€1,097 EUR
Retailer 7€1,484 EUR
Retailer 5€1,745 EUR
Retailer 6€2,154 EUR
Retailer 2€2,487 EUR
Retailer 4€2,892 EUR
Retailer 8€4,563 EUR

47 data points across 8 retailers

1 retailer

B+
Brilliant Earth
19750700A · Oct 29
€689 EUR
$770 USD
View

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.

B+
1.60ct Oval
€689 EUR