Round|Lab Grown|IGI

1.07ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG818687184

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818687184

Diamond specifications and retailer prices

From $141 USD
As of November 1, 2026
Save $677 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $818 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.07ct lab-grown round diamond

This 1.07ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818687184 or 818687184. Listed at 15 retailers as of November 1, 2026, with prices from $141 to $818, a $677 spread on the same certified stone. MOH London lists it at $818. 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

1.07
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818687184
Dimensions6.52 × 6.56 × 4.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm6.56 mm1.07 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818687184
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.6%

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: Nov 1
Current: $818 USD|Low: $141 USD|High: $866 USD|Avg: $397 USD|-5.6%
MOH London
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
November 1, 2026
Retailer 11$141 USD
Retailer 10$164 USD
Retailer 6$175 USD
Retailer 7$183 USD
Retailer 8$299 USD
Retailer 9$311 USD
Retailer 15$326 USD
Retailer 14$329 USD
Retailer 2$390 USD
Retailer 12$422 USD
Retailer 4$440 USD
Retailer 13$480 USD
Retailer 5$563 USD
Retailer 3$618 USD
MOH London$818 USD

29 data points across 15 retailers

15 retailers$141 USD to $818 USD

A
Cheapest Retailer
-
$141 USD
A
Retailer 2
-
$164 USD
View
A
Retailer 3
-
$175 USD
View
Retailer 4
-
$183 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$299 USD
£235 GBP
View
A
Retailer 6
-
$311 USD
€296 EUR
View
A
Retailer 7
-
$326 USD
View
A
Retailer 8
-
$329 USD
View
B+
Retailer 9
-
$390 USD
£307 GBP
View
B+
Retailer 10
-
$422 USD
View
B+
Retailer 11
-
$440 USD
View
B+
Retailer 12
-
$480 USD
View
B
Retailer 13
-
$563 USD
View
B
Retailer 14
-
$618 USD
View
Most Expensive
B
MOH London
LG818687184 · Nov 1
$818 USD
£644 GBP
View
14 more retailers have this diamond
Prices start from $141 USDSave up to $677 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
1.07ct Round
$141 USD