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2.57ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GCAL 331110439

Shape and cutting style on the report: Round brilliant

Certificate GCAL 331110439

Diamond specifications and retailer prices

From $345 USD
As of November 1, 2026
Save $2,725 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,070 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 2.57ct lab-grown round diamond

This 2.57ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 331110439. Listed at 13 retailers as of November 1, 2026, with prices from $345 to $3,070, a $2,725 spread on the same certified stone. Do Amore Diamonds lists it at $3,070. 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

2.57
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 331110439
Dimensions8.78 × 8.80 × 5.43 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.78 mm8.80 mm2.57 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 331110439
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,070 USD|Low: $309 USD|High: $3,070 USD|Avg: $1,149 USD|+4.1%
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
November 1, 2026
Retailer 9$345 USD
Retailer 13$387 USD
Retailer 3$428 USD
Retailer 4$635 USD
Retailer 10$668 USD
Retailer 7$710 USD
Retailer 8$1,414 USD
Retailer 6$1,466 USD
Retailer 12$1,519 USD
Retailer 11$1,670 USD
Retailer 5$1,674 USD
Retailer 2$1,847 USD
Do Amore Diamonds$3,070 USD

33 data points across 13 retailers

13 retailers$345 USD to $3,070 USD

A
Cheapest Retailer
-
$345 USD
A
Retailer 2
-
$387 USD
View
Final sale: no returns
A
Retailer 3
-
$428 USD
View
B+
Retailer 4
-
$635 USD
View
A
Retailer 5
-
$639 USD
View
A
Retailer 6
-
$668 USD
View
A
Retailer 7
-
$1,414 USD
CA$1,964 CAD
View
A
Retailer 8
-
$1,466 USD
£1,154 GBP
View
A
Retailer 9
-
$1,519 USD
View
B+
Retailer 10
-
$1,670 USD
View
B+
Retailer 11
-
$1,674 USD
View
A
Retailer 12
-
$1,847 USD
£1,454 GBP
View
Most Expensive
B+
Do Amore Diamonds
27-AE12FBD94 · Nov 1
$3,070 USD
View
12 more retailers have this diamond
Prices start from $345 USDSave up to $2,725 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
2.57ct Round
$345 USD