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Round|Lab Grown|IGI

1.70ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG707544940

Shape and cutting style on the report: Round brilliant

Certificate IGI LG707544940

Diamond specifications and retailer prices

From $336 USD
As of November 1, 2026
Save $2,274 USD (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $2,610 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.7ct lab-grown round diamond

This 1.7ct 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 LG707544940 or 707544940. Listed at 28 retailers as of October 31, 2026, with prices from $336 to $2,610, a $2,274 spread on the same certified stone. Brilliant Earth lists it at $2,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707544940
Dimensions7.71 × 7.68 × 4.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.71 mm7.68 mm1.70 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707544940
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.6%

Caratlytics Score

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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 1
Current: $2,610 USD|Low: $333 USD|High: $2,920 USD|Avg: $1,071 USD|-10.6%
Brilliant Earth
Retailer 2
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Retailer 23
November 1, 2026
Retailer 14$336 USD
Retailer 2$377 USD
Retailer 4$390 USD
Retailer 8$417 USD
Retailer 9$417 USD
Retailer 3$570 USD
Retailer 10$673 USD
Retailer 7$681 USD
Retailer 18$702 USD
Retailer 19$707 USD
Retailer 23$717 USD
Retailer 13$746 USD
Retailer 22$972 USD
Retailer 6$1,063 USD
Retailer 12$1,085 USD
Retailer 15$1,341 USD
Retailer 16$1,384 USD
Retailer 20$1,509 USD
Retailer 17$1,576 USD
Retailer 11$1,629 USD
Retailer 21$1,681 USD
Retailer 5$2,300 USD
Brilliant Earth$2,610 USD

35 data points across 23 retailers

28 retailers$336 USD to $2,610 USD

Retailer 1
-
$333 USD
Price last confirmed 40 days ago
A
Retailer 2
-
$336 USD
View
A
Retailer 3
-
$377 USD
View
Final sale: no returns
A
Retailer 4
-
$390 USD
View
Retailer 5
-
$408 USD
View
Price last confirmed 40 days ago
Retailer 6
-
$417 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$417 USD
View
A
Retailer 8
-
$570 USD
View
A
Retailer 9
-
$673 USD
View
A
Retailer 10
-
$681 USD
View
A
Retailer 11
-
$702 USD
€669 EUR
View
A
Retailer 12
-
$707 USD
A$1,088 AUD
View
A
Retailer 13
-
$717 USD
ZAR 11,581 ZAR
View
A
Retailer 14
-
$746 USD
£587 GBP
View
B+
Retailer 15
-
$972 USD
A$1,496 AUD
View
B+
Retailer 16
-
$1,063 USD
View
B+
Retailer 17
-
$1,085 USD
View
Retailer 18
-
$1,329 USD
View
Price last confirmed 41 days ago
B+
Retailer 19
-
$1,341 USD
View
B+
Retailer 20
-
$1,384 USD
View
B+
Retailer 21
-
$1,509 USD
A$2,321 AUD
View
B
Retailer 22
-
$1,539 USD
View
B
Retailer 23
-
$1,576 USD
View
B
Retailer 24
-
$1,629 USD
View
B
Retailer 25
-
$1,681 USD
£1,324 GBP
View
B
Retailer 26
-
$1,858 USD
View
Retailer 27
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$2,300 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
16461607A · Oct 31
$2,610 USD
View
27 more retailers have this diamond
Prices start from $336 USDSave up to $2,274 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
1.70ct Round
$336 USD