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Oval|Lab Grown|IGI

3.70ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG762552097

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG762552097

Diamond specifications and retailer prices

From $469 USD
As of October 29, 2026
Save $5,651 USD (92%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,120 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.7ct lab-grown oval diamond

This 3.7ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG762552097 or 762552097. Listed at 18 retailers as of October 29, 2026, with prices from $469 to $6,120, a $5,651 spread on the same certified stone. Brilliant Earth lists it at $6,120. 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

3.70
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762552097
Dimensions11.82 × 8.43 × 5.69 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.82 mm8.43 mm3.70 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762552097
Side View
Table 55.0%Crown 35.2°Girdle: THK-VTKPavilion 41.6°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
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 29
Current: $6,120 USD|Low: $413 USD|High: $6,120 USD|Avg: $1,284 USD
Brilliant Earth
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
October 29, 2026
Retailer 10$413 USD
Retailer 9$463 USD
Retailer 19$469 USD
Retailer 11$506 USD
Retailer 4$520 USD
Retailer 16$639 USD
Retailer 13$715 USD
Retailer 18$715 USD
Retailer 5$848 USD
Retailer 15$848 USD
Retailer 2$853 USD
Retailer 17$1,457 USD
Retailer 6$1,468 USD
Retailer 8$1,648 USD
Retailer 7$1,704 USD
Retailer 3$1,892 USD
Retailer 12$1,919 USD
Retailer 14$2,500 USD
Brilliant Earth$6,120 USD

42 data points across 19 retailers

18 retailers$469 USD to $6,120 USD

A
Retailer 1
-
$413 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$463 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$469 USD
View
Final sale: no returns
A
Retailer 4
-
$506 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
$520 USD
View
A
Retailer 6
-
$639 USD
£503 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$715 USD
View
B+
Retailer 8
-
$715 USD
View
A
Retailer 9
-
$848 USD
View
A
Retailer 10
-
$853 USD
£672 GBP
View
B+
Retailer 11
-
$1,457 USD
View
B+
Retailer 12
-
$1,468 USD
View
B+
Retailer 13
-
$1,648 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
$1,704 USD
View
B
Retailer 15
-
$1,892 USD
View
B+
Retailer 16
-
$1,919 USD
£1,511 GBP
View
B
Retailer 17
-
$2,500 USD
View
Most Expensive
B
Brilliant Earth
17416211A · Oct 29
$6,120 USD
View
17 more retailers have this diamond
Prices start from $469 USDSave up to $5,651 USD

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
3.70ct Oval
$469 USD