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Round|Lab Grown|GIA

1.37ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 6505271595

Certificate GIA 6505271595

Diamond specifications and retailer prices

From $227 USD
As of October 27, 2026
Save $1,653 USD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,880 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.37ct lab-grown round diamond

This 1.37ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6505271595. Listed at 17 retailers as of October 27, 2026, with prices from $227 to $1,880, a $1,653 spread on the same certified stone. Do Amore Diamonds lists it at $1,880. 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

1.37
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6505271595
Dimensions7.15 × 7.13 × 4.39 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.15 mm7.13 mm1.37 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6505271595
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

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 27
Current: $1,880 USD|Low: $172 USD|High: $2,466 USD|Avg: $903 USD|+13.9%
Do Amore Diamonds
Retailer 2
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Retailer 24
October 30, 2026
Retailer 5$227 USD
Retailer 19$237 USD
Retailer 7$243 USD
Retailer 23$243 USD
Retailer 8$362 USD
Retailer 3$415 USD
Retailer 24$520 USD
Retailer 13$560 USD
Retailer 6$570 USD
Retailer 12$627 USD
Retailer 2$634 USD
Retailer 10$782 USD
Retailer 21$784 USD
Retailer 22$790 USD
Retailer 4$863 USD
Retailer 9$1,063 USD
Retailer 20$1,081 USD
Retailer 15$1,140 USD
Retailer 17$1,140 USD
Retailer 18$1,213 USD
Retailer 14$1,540 USD
Retailer 11$1,820 USD
Do Amore Diamonds$1,880 USD
Retailer 16$2,466 USD

12 data points across 24 retailers

17 retailers$227 USD to $1,880 USD

A
Cheapest Retailer
-
$227 USD
A
Retailer 2
-
$237 USD
View
A
Retailer 3
-
$243 USD
View
A
Retailer 4
-
$243 USD
View
B+
Retailer 5
-
$362 USD
View
A
Retailer 6
-
$415 USD
View
B+
Retailer 7
-
$520 USD
View
B+
Retailer 8
-
$560 USD
£441 GBP
View
B+
Retailer 9
-
$570 USD
View
B+
Retailer 10
-
$634 USD
£500 GBP
View
B
Retailer 11
-
$784 USD
View
B
Retailer 12
-
$790 USD
View
B
Retailer 13
-
$863 USD
View
B
Retailer 14
-
$1,063 USD
View
B
Retailer 15
-
$1,081 USD
£851 GBP
View
B
Retailer 16
-
$1,213 USD
View
Most Expensive
B
Do Amore Diamonds
27-A1569C252 · Oct 29
$1,880 USD
View
16 more retailers have this diamond
Prices start from $227 USDSave up to $1,653 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
1.37ct Round
$227 USD