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Round|Lab Grown|IGI

1.57ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG776679751

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776679751

Diamond specifications and retailer prices

From $984 SGD
$770 USD
As of November 2, 2026
Save $3,861 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,845 SGD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.57ct lab-grown round diamond

This 1.57ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776679751 or 776679751. Listed at 12 retailers as of November 1, 2026, with prices from $984 to $4,845, a $3,861 spread on the same certified stone. Brilliant Earth lists it at $4,845. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776679751
Dimensions7.44 × 7.48 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.44 mm7.48 mm1.57 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776679751
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.7%

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: Nov 2
Current: $4,845 SGD|Low: $899 SGD|High: $4,845 SGD|Avg: $2,146 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$899 SGD
Retailer 11$1,189 SGD
Retailer 10$1,271 SGD
Retailer 2$1,549 SGD
Retailer 5$1,704 SGD
Retailer 8$2,038 SGD
Retailer 6$2,602 SGD
Retailer 9$2,890 SGD
Retailer 3$3,351 SGD
Retailer 4$3,906 SGD
Brilliant Earth$4,845 SGD

42 data points across 11 retailers

12 retailers$984 SGD to $4,845 SGD

Retailer 1
-
$899 SGD
$703 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$984 SGD
$770 USD
View
B+
Retailer 3
-
$1,189 SGD
$930 USD
View
B+
Retailer 4
-
$1,271 SGD
$994 USD
View
B+
Retailer 5
-
$1,549 SGD
£954 GBP
View
B+
Retailer 6
-
$1,704 SGD
ZAR 21,530 ZAR
View
Retailer 7
-
$2,038 SGD
A$2,453 AUD
View
Price last confirmed 25 days ago
Retailer 8
-
$2,602 SGD
$2,035 USD
View
Price last confirmed 11 days ago
B
Retailer 9
-
$2,890 SGD
$2,261 USD
View
B
Retailer 10
-
$3,351 SGD
$2,621 USD
View
B
Retailer 11
-
$3,906 SGD
£2,406 GBP
View
Most Expensive
B
Brilliant Earth
19671652A · Nov 1
$4,845 SGD
$3,790 USD
View
11 more retailers have this diamond
Prices start from $984 SGDSave up to $3,861 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.

A
1.57ct Round
$984 SGD