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Round|Lab Grown|IGI

1.00ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG836619601

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836619601

Diamond specifications and retailer prices

From $215 USD
As of October 29, 2026
Save $1,523 USD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,738 USD at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836619601 or 836619601. Listed at 21 retailers as of October 29, 2026, with prices from $215 to $1,738, a $1,523 spread on the same certified stone. Helzberg Diamonds lists it at $1,738. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836619601
Dimensions6.37 × 6.42 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.37 mm6.42 mm1.00 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836619601
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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: Oct 29
Current: $448 USD|Low: $212 USD|High: $1,980 USD|Avg: $642 USD|-3.6%
Retailer 1
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Retailer 20
October 31, 2026
Retailer 4$215 USD
Retailer 6$241 USD
Retailer 19$250 USD
Retailer 10$267 USD
Retailer 17$267 USD
Retailer 15$432 USD
Retailer 1$448 USD
Retailer 2$457 USD
Retailer 5$458 USD
Retailer 16$458 USD
Retailer 12$489 USD
Retailer 9$501 USD
Retailer 8$722 USD
Retailer 11$858 USD
Retailer 3$861 USD
Retailer 7$911 USD
Retailer 20$915 USD
Retailer 13$940 USD
Retailer 18$1,071 USD
Retailer 14$1,230 USD

25 data points across 20 retailers

21 retailers$215 USD to $1,738 USD

A
Cheapest Retailer
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$215 USD
A
Retailer 2
-
$241 USD
View
Final sale: no returns
A
Retailer 3
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$250 USD
View
A
Retailer 4
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$267 USD
View
A
Retailer 5
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$267 USD
View
A
Retailer 6
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$432 USD
£340 GBP
View
A
Retailer 7
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$448 USD
€427 EUR
View
A
Retailer 8
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$457 USD
View
A
Retailer 9
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$458 USD
View
A
Retailer 10
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$458 USD
ZAR 7,407 ZAR
View
B+
Retailer 11
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$489 USD
£385 GBP
View
B+
Retailer 12
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$501 USD
View
B+
Retailer 13
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$722 USD
SGD 975 SGD
View
B+
Retailer 14
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$858 USD
View
B
Retailer 15
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$861 USD
View
B+
Retailer 16
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$911 USD
View
B
Retailer 17
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$915 USD
View
B
Retailer 18
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$940 USD
View
B
Retailer 19
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$1,071 USD
£843 GBP
View
B
Retailer 20
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$1,230 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHPMGH · Oct 31
$1,738 USD
View
20 more retailers have this diamond
Prices start from $215 USDSave up to $1,523 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
1.00ct Round
$215 USD