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Round|Lab Grown|IGI

1.20ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG844687850

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844687850

Diamond specifications and retailer prices

From $173 USD
As of October 29, 2026
Save $830 USD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,003 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844687850 or 844687850. Listed at 22 retailers as of October 26, 2026, with prices from $173 to $1,003, a $830 spread on the same certified stone. MOH London lists it at $1,003. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844687850
Dimensions6.86 × 6.88 × 4.14 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
6.86 mm6.88 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844687850
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.3%

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: Oct 29
Current: $1,003 USD|Low: $173 USD|High: $1,007 USD|Avg: $472 USD|-0.4%
MOH London
Retailer 2
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Retailer 22
October 30, 2026
Retailer 6$173 USD
Retailer 20$194 USD
Retailer 21$200 USD
Retailer 10$214 USD
Retailer 22$214 USD
Retailer 12$243 USD
Retailer 14$290 USD
Retailer 18$368 USD
Retailer 2$371 USD
Retailer 17$380 USD
Retailer 5$384 USD
Retailer 13$458 USD
Retailer 9$462 USD
Retailer 7$510 USD
Retailer 19$523 USD
Retailer 16$636 USD
Retailer 8$689 USD
Retailer 15$708 USD
Retailer 3$728 USD
Retailer 11$743 USD
Retailer 4$840 USD
MOH London$1,003 USD

18 data points across 22 retailers

22 retailers$173 USD to $1,003 USD

A
Cheapest Retailer
-
$173 USD
A
Retailer 2
-
$194 USD
View
Final sale: no returns
A
Retailer 3
-
$200 USD
View
A
Retailer 4
-
$214 USD
View
A
Retailer 5
-
$214 USD
View
A
Retailer 6
-
$243 USD
HK$1,900 HKD
View
B+
Retailer 7
-
$290 USD
View
A
Retailer 8
-
$368 USD
ZAR 5,943 ZAR
View
A
Retailer 9
-
$371 USD
£292 GBP
View
A
Retailer 10
-
$380 USD
£299 GBP
View
A
Retailer 11
-
$384 USD
View
B+
Retailer 12
-
$458 USD
€436 EUR
View
B+
Retailer 13
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$462 USD
View
Retailer 14
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$510 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
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$523 USD
A$804 AUD
View
B+
Retailer 16
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$636 USD
A$979 AUD
View
B
Retailer 17
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$689 USD
View
B
Retailer 18
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$708 USD
View
B
Retailer 19
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$728 USD
View
B
Retailer 20
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$743 USD
View
B
Retailer 21
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$840 USD
View
Most Expensive
B
MOH London
LG844687850 · Oct 26
$1,003 USD
£790 GBP
View
21 more retailers have this diamond
Prices start from $173 USDSave up to $830 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
1.20ct Round
$173 USD