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Round|Lab Grown|IGI

2.58ct F I1 Round Lab Grown Diamond

ID • F/I1 • IGI LG650413240

Shape and cutting style on the report: Round brilliant

Certificate IGI LG650413240

Diamond specifications and retailer prices

From $421 SGD
$329 USD
As of October 29, 2026
Save $1,254 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,675 SGD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 2.58ct lab-grown round diamond

This 2.58ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG650413240 or 650413240. Listed at 9 retailers as of October 29, 2026, with prices from $421 to $1,675, a $1,254 spread on the same certified stone. NZ Jewellers lists it at $1,675. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.58
Carat
F
Colour
I1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650413240
Dimensions8.83 × 8.86 × 5.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm8.86 mm2.58 ctF / I1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650413240
Side View
Table 57.0%Crown 34.6°GirdlePavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,675 SGD|Low: $421 SGD|High: $1,675 SGD|Avg: $856 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 4$421 SGD
Retailer 3$487 SGD
Retailer 9$522 SGD
Retailer 7$573 SGD
Retailer 5$838 SGD
Retailer 8$842 SGD
Retailer 6$904 SGD
Retailer 2$1,528 SGD
NZ Jewellers$1,675 SGD

4 data points across 9 retailers

9 retailers$421 SGD to $1,675 SGD

B+
Cheapest Retailer
-
$421 SGD
$329 USD
B+
Retailer 2
-
$487 SGD
$381 USD
View
B+
Retailer 3
-
$522 SGD
$408 USD
View
B+
Retailer 4
-
$573 SGD
HK$3,500 HKD
View
B+
Retailer 5
-
$838 SGD
€624 EUR
View
B+
Retailer 6
-
$842 SGD
$659 USD
View
B+
Retailer 7
-
$904 SGD
$707 USD
View
B
Retailer 8
-
$1,528 SGD
$1,195 USD
View
Most Expensive
B
NZ Jewellers
865fe4a0-0a35-447a-ba63-5cf937ad146c · Oct 31
$1,675 SGD
$1,310 USD
View
8 more retailers have this diamond
Prices start from $421 SGDSave up to $1,254 SGD

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.

B+
2.58ct Round
$421 SGD