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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 $614 NZD
As of November 5, 2026
Save $4,848 NZD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,461 NZD at Do Amore Diamonds · As of November 6, 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 5, 2026, with prices from $614 to $5,461, a $4,848 spread on the same certified stone. Do Amore Diamonds lists it at $5,461. 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
Colour
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 5
Current: $5,461 NZD|Low: $550 NZD|High: $5,461 NZD|Avg: $2,053 NZD|+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 6, 2026
Retailer 9$614 NZD
Retailer 13$688 NZD
Retailer 3$761 NZD
Retailer 2$1,112 NZD
Retailer 4$1,130 NZD
Retailer 10$1,188 NZD
Retailer 8$2,515 NZD
Retailer 6$2,581 NZD
Retailer 12$2,702 NZD
Retailer 11$2,971 NZD
Retailer 5$2,976 NZD
Retailer 7$3,284 NZD
Do Amore Diamonds$5,461 NZD

33 data points across 13 retailers

13 retailers$614 NZD to $5,461 NZD

A
Cheapest Retailer
-
$614 NZD
A
Retailer 2
-
$688 NZD
View
Final sale: no returns
A
Retailer 3
-
$761 NZD
View
A
Retailer 4
-
$1,112 NZD
View
B+
Retailer 5
-
$1,130 NZD
View
A
Retailer 6
-
$1,188 NZD
View
A
Retailer 7
-
$2,515 NZD
View
A
Retailer 8
-
$2,581 NZD
View
A
Retailer 9
-
$2,702 NZD
View
B+
Retailer 10
-
$2,971 NZD
View
B+
Retailer 11
-
$2,976 NZD
View
A
Retailer 12
-
$3,284 NZD
View
Most Expensive
B+
Do Amore Diamonds
27-AE12FBD94 · Nov 6
$5,461 NZD
$3,070 USD
View
12 more retailers have this diamond
Prices start from $614 NZDSave up to $4,848 NZD

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
$614 NZD