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Round|Lab Grown|IGI

1.05ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754594508

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754594508

Diamond specifications and retailer prices

From $275 USD
As of November 3, 2026
Save $1,040 USD (79%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $1,315 USD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594508 or 754594508. Listed at 31 retailers as of November 1, 2026, with prices from $275 to $1,315, a $1,040 spread on the same certified stone. Reve Diamonds lists it at $1,315. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594508
Dimensions6.51 × 6.54 × 4.03 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
6.51 mm6.54 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594508
Side View
Table 56.0%Crown 34.3°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 61.8%

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 3
Current: $275 USD|Low: $266 USD|High: $2,130 USD|Avg: $754 USD
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
November 3, 2026
Retailer 1$275 USD
Retailer 8$346 USD
Retailer 4$418 USD
Retailer 2$470 USD
Retailer 14$496 USD
Retailer 15$509 USD
Retailer 7$528 USD
Retailer 5$556 USD
Retailer 13$557 USD
Retailer 17$610 USD
Retailer 6$647 USD
Retailer 12$723 USD
Retailer 10$833 USD
Retailer 3$952 USD
Retailer 19$980 USD
Retailer 9$1,001 USD
Retailer 11$1,085 USD
Retailer 16$1,182 USD
Retailer 18$1,190 USD
Reve Diamonds$1,315 USD

33 data points across 20 retailers

31 retailers$275 USD to $1,315 USD

Retailer 1
-
$228 USD
Price last confirmed 32 days ago
Retailer 2
-
$238 USD
View
Price last confirmed 24 days ago
A
Retailer 3
-
$275 USD
View
Final sale: no returns
Retailer 4
-
$276 USD
View
Price last confirmed 28 days ago
Retailer 5
-
$283 USD
View
Price last confirmed 42 days ago
Retailer 6
-
$295 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$295 USD
View
Retailer 8
-
$295 USD
View
Price last confirmed 24 days ago
Retailer 9
-
$299 USD
View
Price last confirmed 35 days ago
A
Retailer 10
-
$346 USD
HK$2,700 HKD
View
A
Retailer 11
-
$418 USD
View
A
Retailer 12
-
$496 USD
€472 EUR
View
A
Retailer 13
-
$509 USD
ZAR 8,230 ZAR
View
A
Retailer 14
-
$528 USD
View
Retailer 15
-
$533 USD
£420 GBP
View
Price last confirmed 19 days ago
B+
Retailer 16
-
$556 USD
View
B+
Retailer 17
-
$557 USD
£439 GBP
View
B+
Retailer 18
-
$610 USD
A$938 AUD
View
Retailer 19
-
$647 USD
View
Price last confirmed 7 days ago
B+
Retailer 20
-
$723 USD
A$1,112 AUD
View
Retailer 21
-
$735 USD
A$1,131 AUD
View
Price last confirmed 37 days ago
B+
Retailer 22
-
$833 USD
SGD 1,126 SGD
View
B
Retailer 23
-
$952 USD
View
Retailer 24
-
$972 USD
View
Price last confirmed 33 days ago
B+
Retailer 25
-
$980 USD
A$1,507 AUD
View
B
Retailer 26
-
$1,001 USD
View
B
Retailer 27
-
$1,065 USD
View
B
Retailer 28
-
$1,085 USD
View
B+
Retailer 29
-
$1,182 USD
£931 GBP
View
B
Retailer 30
-
$1,190 USD
View
Most Expensive
B
Reve Diamonds
E288B2958 · Nov 1
$1,315 USD
View
30 more retailers have this diamond
Prices start from $275 USDSave up to $1,040 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
1.05ct Round
$275 USD