Round|Lab Grown|IGI

1.05ct H SI1 Round Lab Grown Diamond

GD • H/SI1 • IGI LG818650076

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818650076

Diamond specifications and retailer prices

From $166 SGD
$130 USD
As of October 26, 2026
Save $1,550 SGD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,716 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG818650076 or 818650076. Listed at 15 retailers as of October 26, 2026, with prices from $166 to $1,716, a $1,550 spread on the same certified stone. MOH London lists it at $1,716. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.05
Carat
H
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818650076
Dimensions6.68 × 6.60 × 2.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
6.68 mm6.60 mm1.05 ctH / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG818650076
Side View
Table 69.0%Crown 35°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 56.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,716 SGD|Low: $174 SGD|High: $1,716 SGD|Avg: $625 SGD|+57.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 25, 2026
Retailer 6$184 SGD
Retailer 9$198 SGD
Retailer 11$230 SGD
Retailer 10$245 SGD
Retailer 8$279 SGD
Retailer 7$364 SGD
Retailer 5$380 SGD
Retailer 4$697 SGD
Retailer 3$997 SGD
Retailer 2$1,238 SGD
MOH London$1,716 SGD

22 data points across 11 retailers

15 retailers$166 SGD to $1,716 SGD

Retailer 1
-
$156 SGD
$122 USD
Price last confirmed 16 days ago
B+
Retailer 2
-
$166 SGD
$130 USD
View
Retailer 3
-
$198 SGD
$155 USD
View
Price last confirmed 20 days ago
Retailer 4
-
$206 SGD
$161 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$230 SGD
$180 USD
View
Price last confirmed 22 days ago
Retailer 6
-
$245 SGD
$192 USD
View
Price last confirmed 28 days ago
B
Retailer 7
-
$279 SGD
$218 USD
View
B+
Retailer 8
-
$364 SGD
€271 EUR
View
B+
Retailer 9
-
$380 SGD
$297 USD
View
Retailer 10
-
$479 SGD
$375 USD
View
Price last confirmed 9 days ago
Retailer 11
-
$621 SGD
$486 USD
View
Price last confirmed 16 days ago
B+
Retailer 12
-
$697 SGD
$545 USD
View
Retailer 13
-
$789 SGD
$617 USD
View
Price last confirmed 30 days ago
B+
Retailer 14
-
$1,238 SGD
$969 USD
View
Most Expensive
B
MOH London
LG818650076 · Oct 26
$1,716 SGD
£1,057 GBP
View
14 more retailers have this diamond
Prices start from $166 SGDSave up to $1,550 SGD

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.

B+
1.05ct Round
$166 SGD