CaratHunter
Plans
Heart|Lab Grown|IGI

1.00ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG837666112

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG837666112

Diamond specifications and retailer prices

From €144 EUR
$161 USD
As of October 30, 2026
Save €695 EUR (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €839 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart 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 LG837666112 or 837666112. Listed at 14 retailers as of October 29, 2026, with prices from €144 to €839, a €695 spread on the same certified stone. MOH London lists it at €839. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837666112
Dimensions7.04 × 6.61 × 3.86 mm
L/W Ratio1.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm6.61 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837666112
Side View
Table 61.0%Crown 31.7°Girdle: STK-THKPavilion 39.1°Culet: NoneDepth 54.8%

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 30
Current: €839 EUR|Low: €138 EUR|High: €845 EUR|Avg: €369 EUR|-0.7%
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
November 1, 2026
Retailer 11€144 EUR
Retailer 3€160 EUR
Retailer 12€179 EUR
Retailer 13€179 EUR
Retailer 7€219 EUR
Retailer 14€282 EUR
Retailer 8€315 EUR
Retailer 6€324 EUR
Retailer 9€339 EUR
Retailer 2€436 EUR
Retailer 5€574 EUR
Retailer 10€606 EUR
Retailer 4€623 EUR
MOH London€839 EUR

33 data points across 14 retailers

14 retailers€144 EUR to €839 EUR

A
Cheapest Retailer
-
€144 EUR
$161 USD
A
Retailer 2
-
€160 EUR
$179 USD
View
Final sale: no returns
A
Retailer 3
-
€179 EUR
$200 USD
View
Retailer 4
-
€179 EUR
$200 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
€219 EUR
£192 GBP
View
A
Retailer 6
-
€282 EUR
$315 USD
View
B+
Retailer 7
-
€315 EUR
£277 GBP
View
B+
Retailer 8
-
€324 EUR
$362 USD
View
B+
Retailer 9
-
€339 EUR
£298 GBP
View
B+
Retailer 10
-
€436 EUR
A$749 AUD
View
B
Retailer 11
-
€574 EUR
$641 USD
View
B
Retailer 12
-
€606 EUR
$677 USD
View
B
Retailer 13
-
€623 EUR
$696 USD
View
Most Expensive
B
MOH London
LG837666112 · Oct 29
€839 EUR
£738 GBP
View
13 more retailers have this diamond
Prices start from €144 EURSave up to €695 EUR

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 Heart
€144 EUR