CaratHunter
Plans
Round|Lab Grown|IGI

1.00ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG818682059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818682059

Diamond specifications and retailer prices

From $196 SGD
$153 USD
As of October 29, 2026
Save $943 SGD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,138 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818682059 or 818682059. Listed at 20 retailers as of October 26, 2026, with prices from $196 to $1,138, a $943 spread on the same certified stone. MOH London lists it at $1,138. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682059
Dimensions6.38 × 6.35 × 3.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.38 mm6.35 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682059
Side View
Table 56.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,138 SGD|Low: $194 SGD|High: $1,156 SGD|Avg: $580 SGD|-0.4%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 14$196 SGD
Retailer 5$219 SGD
Retailer 8$228 SGD
Retailer 4$243 SGD
Retailer 19$243 SGD
Retailer 10$363 SGD
Retailer 17$417 SGD
Retailer 2$419 SGD
Retailer 12$423 SGD
Retailer 16$445 SGD
Retailer 9$505 SGD
Retailer 18$592 SGD
Retailer 13$632 SGD
Retailer 15$649 SGD
Retailer 7$669 SGD
Retailer 11$771 SGD
Retailer 3$781 SGD
Retailer 6$852 SGD
MOH London$1,138 SGD

37 data points across 19 retailers

20 retailers$196 SGD to $1,138 SGD

A
Cheapest Retailer
-
$196 SGD
$153 USD
A
Retailer 2
-
$219 SGD
$171 USD
View
Final sale: no returns
A
Retailer 3
-
$228 SGD
$178 USD
View
A
Retailer 4
-
$243 SGD
$190 USD
View
A
Retailer 5
-
$243 SGD
$190 USD
View
A
Retailer 6
-
$363 SGD
$284 USD
View
B+
Retailer 7
-
$417 SGD
ZAR 5,274 ZAR
View
A
Retailer 8
-
$419 SGD
£258 GBP
View
B+
Retailer 9
-
$423 SGD
£261 GBP
View
B+
Retailer 10
-
$445 SGD
$348 USD
View
Retailer 11
-
$505 SGD
$395 USD
View
Price last confirmed 14 days ago
Retailer 12
-
$505 SGD
$395 USD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
$592 SGD
A$713 AUD
View
B+
Retailer 14
-
$632 SGD
$494 USD
View
B+
Retailer 15
-
$649 SGD
$508 USD
View
B+
Retailer 16
-
$669 SGD
View
B
Retailer 17
-
$781 SGD
$611 USD
View
B
Retailer 18
-
$791 SGD
$619 USD
View
B
Retailer 19
-
$852 SGD
$666 USD
View
Most Expensive
B
MOH London
LG818682059 · Oct 26
$1,138 SGD
£701 GBP
View
19 more retailers have this diamond
Prices start from $196 SGDSave up to $943 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.

A
1.00ct Round
$196 SGD