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Round|Lab Grown|IGI

1.60ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG840651817

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840651817

Diamond specifications and retailer prices

From $342 USD
As of November 1, 2026
Save $1,496 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,195 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.6ct lab-grown round diamond

This 1.6ct 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 LG840651817 or 840651817. Listed at 22 retailers as of November 1, 2026, with a 437% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840651817
Dimensions7.51 × 7.55 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm7.55 mm1.60 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840651817
Side View
Table 58.0%Crown 33.6°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.2%

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: $2,195 USD|Low: $342 USD|High: $2,220 USD|Avg: $912 USD|-1.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 4$342 USD
Retailer 8$397 USD
Retailer 7$424 USD
Retailer 6$474 USD
Retailer 3$570 USD
Retailer 11$575 USD
Retailer 2$602 USD
Retailer 10$669 USD
Retailer 15$729 USD
Retailer 9$759 USD
Retailer 14$984 USD
Retailer 12$990 USD
Retailer 5$1,363 USD
Retailer 16$1,523 USD
Retailer 13$1,708 USD
Rare Carat$2,195 USD

31 data points across 16 retailers

22 retailers$342 USD to $1,838 USD

A
Cheapest Retailer
-
$342 USD
A
Retailer 2
-
$397 USD
View
Retailer 3
-
$424 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$424 USD
View
A
Retailer 5
-
$474 USD
HK$3,700 HKD
View
A
Retailer 6
-
$570 USD
View
A
Retailer 7
-
$575 USD
View
A
Retailer 8
-
$602 USD
£474 GBP
View
A
Retailer 9
-
$669 USD
€637 EUR
View
A
Retailer 10
-
$683 USD
View
A
Retailer 11
-
$729 USD
ZAR 11,772 ZAR
View
A
Retailer 12
-
$759 USD
£598 GBP
View
B+
Retailer 13
-
$959 USD
View
B+
Retailer 14
-
$984 USD
A$1,514 AUD
View
B+
Retailer 15
-
$990 USD
View
B+
Retailer 16
-
$1,363 USD
View
B+
Retailer 17
-
$1,378 USD
SGD 1,862 SGD
View
B
Retailer 18
-
$1,406 USD
View
B+
Retailer 19
-
$1,523 USD
View
B
Retailer 20
-
$1,708 USD
£1,345 GBP
View
B
Retailer 21
-
$1,838 USD
View
Most Expensive
Rare Carat
AJ-00058577 · Oct 21
$2,195 USD
View
Price last confirmed 11 days ago
21 more retailers have this diamond
Prices start from $342 USDSave up to $1,496 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
1.60ct Round
$342 USD