Round|Lab Grown|IGI

1.23ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG598307797

Certificate IGI LG598307797

Diamond specifications and retailer prices

From $328 USD
Save $327 USD (50%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $655 USD at Rare Carat
View at Rare Carat

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598307797 or 598307797. Listed at 5 retailers, with prices from $328 to $655 at Rare Carat, a $327 spread on the same certified stone. 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

1.23
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598307797
Dimensions6.95 × 6.97 × 4.18 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.95 mm6.97 mm1.23 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598307797
Side View
Table 59.0%Crown 32.6°Girdle: MediumPavilion 41.4°Culet: NoneDepth 60.0%

Caratlytics Score

How it works
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: 13 hours ago
Current: $655 USD|Low: $314 USD|High: $987 USD|Avg: $519 USD|+1.4%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6

24 data points across 6 retailers

5 retailers$328 USD - $655 USD

B+
Cheapest Retailer
-
$328 USD
View
A
Retailer 2
-
$329 USD
View
A
Retailer 3
-
$359 USD
£283 GBP
View
B+
Retailer 4
-
$436 USD
View
Most Expensive
B+
Rare Carat
FC01942 · Sep 9
$655 USD
View
4 more retailers have this diamond
Prices start from $328 USDSave up to $327 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.

A
1.23ct Round
$328 USD

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1.23ct G SI1 Round Lab-Grown Diamond, IGI LG598307797