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Round|Lab Grown|IGI

1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG694573106

Shape and cutting style on the report: Round brilliant

Certificate IGI LG694573106

Diamond specifications and retailer prices

From $139 USD
As of October 29, 2026
Save $860 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $999 USD at Reve Diamonds · As of October 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG694573106 or 694573106. Listed at 17 retailers as of October 29, 2026, with prices from $139 to $999, a $860 spread on the same certified stone. Reve Diamonds lists it at $999. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.05
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694573106
Dimensions6.59 × 6.66 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.59 mm6.66 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694573106
Side View
Table 58.0%Crown 33°Girdle: THN-MEDPavilion 41.3°Culet: NoneDepth 60.6%

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: $294 USD|Low: $133 USD|High: $840 USD|Avg: $391 USD|+6.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 9$139 USD
Retailer 2$155 USD
Retailer 10$172 USD
Retailer 11$235 USD
Retailer 8$256 USD
Retailer 1$294 USD
Retailer 3$323 USD
Retailer 6$330 USD
Retailer 5$408 USD
Retailer 12$480 USD
Retailer 7$810 USD
Retailer 4$840 USD

44 data points across 12 retailers

17 retailers$139 USD to $999 USD

A
Cheapest Retailer
-
$139 USD
A
Retailer 2
-
$155 USD
View
Final sale: no returns
A
Retailer 3
-
$161 USD
View
A
Retailer 4
-
$172 USD
View
A
Retailer 5
-
$172 USD
View
B+
Retailer 6
-
$235 USD
View
A
Retailer 7
-
$256 USD
HK$2,000 HKD
View
A
Retailer 8
-
$292 USD
View
A
Retailer 9
-
$294 USD
£231 GBP
View
B+
Retailer 10
-
$330 USD
€314 EUR
View
B+
Retailer 11
-
$408 USD
View
B+
Retailer 12
-
$458 USD
CA$636 CAD
View
B
Retailer 13
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$480 USD
View
B
Retailer 14
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$554 USD
View
B
Retailer 15
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$610 USD
View
B
Retailer 16
-
$810 USD
£638 GBP
View
Most Expensive
B
Reve Diamonds
8F25A5678 · Oct 30
$999 USD
View
16 more retailers have this diamond
Prices start from $139 USDSave up to $860 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
$139 USD