Oval|Lab Grown|GCAL

1.57ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • GCAL 330270007

Shape and cutting style on the report: Oval brilliant

Certificate GCAL 330270007

Diamond specifications and retailer prices

From $242 USD
As of October 29, 2026
Save $2,088 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,330 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.57ct lab-grown oval diamond

This 1.57ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 330270007. Listed at 16 retailers as of October 29, 2026, with prices from $242 to $2,330, a $2,088 spread on the same certified stone. Do Amore Diamonds lists it at $2,330. 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

1.57
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 330270007
Dimensions9.40 × 6.67 × 3.99 mm
L/W Ratio1.41
Culet sizeNone
Top View
9.40 mm6.67 mm1.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 330270007
Side View
Table 62.0%Crown 33.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 59.9%

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: $2,330 USD|Low: $252 USD|High: $2,330 USD|Avg: $835 USD|+7.9%
Do Amore Diamonds
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 8$270 USD
Retailer 9$281 USD
Retailer 3$301 USD
Retailer 12$386 USD
Retailer 4$448 USD
Retailer 6$558 USD
Retailer 7$657 USD
Retailer 2$824 USD
Retailer 10$959 USD
Retailer 13$1,132 USD
Retailer 5$1,234 USD
Retailer 11$1,337 USD
Do Amore Diamonds$2,330 USD

43 data points across 13 retailers

16 retailers$242 USD to $2,330 USD

A
Cheapest Retailer
-
$242 USD
A
Retailer 2
-
$270 USD
View
Final sale: no returns
A
Retailer 3
-
$281 USD
View
A
Retailer 4
-
$301 USD
View
A
Retailer 5
-
$301 USD
View
A
Retailer 6
-
$386 USD
View
B+
Retailer 7
-
$448 USD
View
B+
Retailer 8
-
$558 USD
£439 GBP
View
B+
Retailer 9
-
$591 USD
View
B+
Retailer 10
-
$824 USD
£649 GBP
View
B
Retailer 11
-
$959 USD
CA$1,331 CAD
View
B
Retailer 12
-
$1,067 USD
View
B
Retailer 13
-
$1,132 USD
View
B
Retailer 14
-
$1,234 USD
View
Retailer 15
-
$1,337 USD
£1,053 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-BF1F8DA4E · Oct 29
$2,330 USD
View
15 more retailers have this diamond
Prices start from $242 USDSave up to $2,088 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
1.57ct Oval
$242 USD